K-12math.info

Most frequently used terms in 21st century (2002-2016) fifth grade (age 10) textbooks

Out of 1000 terms - 358 different terms were used in fifth grade student materials
average 133 terms were used per textbook (text)


Series information

11. Houghton Mifflin(2002)

12. McGraw-Hill/Glencoe (2002)

13. OpenSTAX/CNX/Siyavula Grades 1-9 (2009)
--- Grades 10 and 11 (2011)(OER)*
South Africa edition

14. CK-12 Mathematics 1-5 (2015)
--- (OER but not textbooks)
--- CK-12 Mathematics 6-11 (2012) (OER)*

15. Bangladesh Mathematics 1-7 (2013)
--- (OA)** (Online no longer available)

16. McGraw-Hill/Glencoe (2013/2014)

17. Math in Focus - Singapore Math
Dist. by Houghton Mifflin Harcourt K-8 (2013/2015)

18. AAAKnow (formally AAAMath) K-8 (2014)
--- (Copyrighted and not textbooks)

19. Houghton Mifflin K-8 (2015)

20. Khan Academy K-8 (2015)
--- (OER not textbooks) --

Code:
USAGE CODE:

4 Term used (formally developed)
3 Term used (to support formal development)
2 Synonym of term used
1 Term used (enrichment)
- Term not present
--- Textbook not available


Range of Terms
(from most frequent)
Textbook series ( Usage Code )
>> Series number >>>
HM
text
11

McG
text
12
CNX OER
text
13
CK-12 OER
Video
14

Bangladash
text
15

McG
text
16

Singapore
text
17

AAA
video
18

HM
text
19

Khan
video
20
MULTIPLICATION (WHOLE) 4 4 4 1 4 3 4 1 4 1
DIVISION (WHOLE) 4 4 4 1 4 3 3 1 4 1
FRACTION 4 4 4 1 3 4 3 1 3 1
MIXED NUMERAL 2 2 2 2 2 2 2 2 2 2
MULTIPLICATION (FRACTION) 4 4 2 1 4 4 3 1 4 1
SUBTRACTION (FRACTION) 4 4 2 1 4 3 3 1 3 1
DECIMAL 4 4 2 1 2 4 3 1 3 1
METRIC UNITS 4 3 2 2 3 4 3 1 4 1
ADDITION (FRACTION) 4 4 3 1 4 3 - 1 3 1
DIVISION (FRACTION) 4 4 - 1 4 3 4 1 3 1
EQUIVALENT FRACTIONS 4 4 4 1 3 4 3 1 3 -
SIMPLEST FORM 4 4 3 1 2 4 3 1 3 -
DIVISION (DECIMAL) 4 4 - 1 4 4 4 1 3 1
MULTIPLICATION (DECIMAL) 4 4 - 1 4 4 4 1 3 1
ORDERING DECIMALS 3 3 2 2 - 3 3 1 3 1
PLACE VALUE 4 4 3 1 - 4 4 1 3 -
WHOLE NUMBER 3 4 3 - - 3 3 1 3 1
DIVISOR QUOTIENT 4 4 3 - 3 4 4 1 3 -
FACTOR (WHOLE) 4 4 3 - 3 3 3 1 3 -
REMAINDER 4 4 3 - 3 4 3 1 3 -
DENOMINATOR 4 4 4 - 3 4 3 1 3 -
NUMERATOR 4 4 4 - 3 4 3 1 3 -
ADDITION (DECIMAL) 4 4 4 1 - 4 - 1 3 1
PLACE VALUE (DECIMAL) 3 3 3 - - 2 3 1 3 1
SUBTRACTION (DECIMAL) 4 4 4 1 - 4 - 1 3 1
WEIGHT 3 3 3 1 4 4 - 2 3 -
TRIANGLE 3 3 4 1 - 4 4 1 3 -
QUADRILATERAL 4 4 4 1 4 4 - 1 4 -
PROBLEM SOLVING 4 4 2 2 2 3 2 - 3 -
EXPANDED FORM 4 4 3 1 - 4 4 1 - -
PRIME NUMBER 4 4 4 - 3 3 - 1 4 -
ROUNDING DECIMALS 4 4 - 1 - 4 - 1 4 1
WORD PROBLEM (DECIMAL) 2 2 - 1 - 2 2 2 2 -
TIME 4 3 4 1 4 - - 1 4 -
CENTIMETER 3 3 3 - 3 4 3 1 - -
UNIT VOLUME 2 2 - - - 2 2 2 2 1
VOLUME 4 4 - - - 4 4 1 4 1
SQUARE 4 4 4 1 4 4 - - 4 -
ORDER OF OPERATIONS - 4 - 1 2 4 4 1 4 -
ADDITION (WHOLE) 4 3 3 1 - - - 1 3 -
ESTIMATING QUOTIENTS 4 4 2 - - 4 3 - 3 -
IMPROPER FRACTION 3 4 4 - 4 - 4 1 - -
FRACTION TO DECIMAL 3 3 3 1 - 3 - 1 - -
TENTHS HUNDREDTHS 3 3 3 - - 3 - 1 3 -
THOUSANDTHS 3 - 3 - - 3 4 1 4 -
KILOMETER 3 3 3 - 3 4 - 1 - -
RECTANGLE (AREA) 3 4 - - 4 - 4 1 - 1
CAPACITY 4 4 - - - 4 4 2 4 -
ACUTE TRIANGLE 4 4 - - - 4 4 1 4 -
EQUILATERAL TRI. 4 4 - - - 4 4 1 4 -
ISOSCELES TRIANGLE 4 4 - - - 4 4 1 4 -
RIGHT TRIANGLE 4 4 - - - 4 4 1 4 -
SCALENE TRIANGLE 4 4 - - - 4 4 1 4 -
PARALLELOGRAM 4 4 - - 4 4 4 - 4 -
RECTANGLE 4 4 3 1 - 4 - - 4 -
TRAPEZOID 4 4 - 1 - 4 4 - 4 -
POLYGON 2 4 - 1 - 4 - 1 4 -
EXPONENT 4 4 - - - 4 4 1 4 -
BASE (EXPONENT) 4 4 - - - 4 4 1 4 -
EQUATION 3 4 - - - 3 4 1 3 -
LOCATING POINTS 3 3 - - - 3 3 - 3 2
INEQUALITY SIGN - 2 4 - - 4 4 1 - -
COMPOSITE NUMBER 4 4 - - - 3 - 1 4 -
ESTIMATING PRODUCTS 4 4 3 - - 3 2 - - -
MULTIPLE 4 - 4 - 3 4 3 - - -
LCD (FRACTION) - 4 - - 2 4 3 1 - -
LCM (FRACTION) - 4 - 1 4 - 3 1 - -
PERCENT 4 4 - - 4 - 4 1 - -
PERCENT NOTATION 3 2 - - 3 - 3 1 - -
RECIPROCAL (FRACTION) 4 4 - 1 4 - 4 - - -
WORD PROBLEM (FRACTION) 2 2 2 - - - 2 - - 1
ESTIMATION (DECIMAL 3 4 - - - - 4 1 4 -
INEQUALITY (DECIMAL) 2 - 2 1 - 2 2 - - -
MEASUREMENT - 3 3 1 3 3 - - - -
LIQUID MEASURE - 2 3 2 4 - - - 2 -
FOOT 3 3 - - - 4 - 1 3 -
LENGTH 3 3 - 1 - 4 - - 3 -
AREA OF TRIANGLE 4 4 - - 4 - 4 1 - -
PRISM (VOLUME) - 2 - - - 4 4 1 4 -
RHOMBUS 4 4 - 1 - - 4 - 4 -
CUBE 4 3 4 - - 4 4 - - -
RECTANGULAR PRISM 3 3 4 - - 4 4 - - -
POWER 3 4 - - - 4 - 1 3 -
NUMBER SENTENCE 3 - - - 2 3 - 2 3 -
SYMBOLS OF GROUPING - - - 1 2 - - 2 3 2
VARIABLE 4 4 - - - 4 4 1 - -
AXES 4 4 - - - 3 4 - 3 -
COORDINATE 3 4 - - - 4 4 - - 1
GRAPHING 3 2 - - - 3 4 - - 1
ORDERED PAIR 4 4 - - - 4 4 - 4 -
ORIGIN 4 4 - - - 4 4 - 4 -
MENTAL ARITHMETIC 2 3 3 - - - 3 - - -
INEQUALITY - - 2 - - 2 2 2 - -
ROUNDING 4 - 4 - - - 3 1 - -
ASSOCIATIVE (ADD.) 4 4 3 - - - - - 4 -
COMMUTATIVE (ADD.) 3 4 3 - - - - - 4 -
DISTRIBUTIVE (WHOLE) 4 4 - - - 4 - - 4 -
DIVISIBILITY 4 4 3 - - - - 1 - -
ESTIMATING SUMS 3 3 3 - - - - 1 - -
FACTOR TREE 3 4 - - - 2 - - 2 -
GCF 4 4 - - 2 - - 1 - -
LCM 4 - - - 4 4 - 1 - -
MULT. AND DIVISION - - 3 - - 3 - 1 3 -
SUBTRACTION 4 - 3 1 - - - 1 - -
WORD PROBLEMS (WHOLE) - 3 2 - - - 2 2 - -
PROPER FRACTION - - 4 - 4 - 4 1 - -
WORD PROBLEM (PERCENT) 2 - - - 2 - 2 2 - -
WORD PROBLEM (RATIO) 2 2 - - - - 2 - 2 -
DECIMAL NOTATION 2 - 4 - - 4 - 1 - -
POWERS OF TEN - 4 - 1 - 4 - - - 1
INTEGER 4 4 - - 3 - - 1 - -
MONEY - - 3 1 - - - 2 - 1
ENGLISH UNITS - - - 1 - 2 - 2 - 2
INCH 3 3 - - - 3 - 1 - -
UNIT AREA 2 2 - - 3 - - 2 - -
MEASUREMENT (LENGTH 3 - 3 - 4 - - 1 - -
SQUARE (AREA) 3 4 - - 4 - - 1 - -
SURFACE AREA 4 4 - - - - 4 1 - -
ANGLE 4 4 3 - - - 3 - - -
CIRCLE 4 4 3 1 - - - - - -
BASE (POLYHEDRON) 4 - - - - 4 4 - 3 -
PRISM 4 - - - - 4 4 - 4 -
THREE DIMENSION - 3 - - - 3 4 - 3 -
ALGEBRAIC EXPRESS. 4 4 - - - - 4 2 - -
COORDINATE SYSTEM 2 - - - - 2 2 - 2 -
BAR GRAPH 3 4 - - 3 - 4 - - -
LINE GRAPH 4 4 - - - - 4 - 4 -
SET 3 3 - - - - - 1 - -
NUMBER LINE - 3 3 - - - 3 - - -
ORDERING 3 - - - - 3 - 1 - -
ADDEND (WHOLE) 4 3 - - - - - - 3 -
ADD AND SUBTRACTION RELATION 3 3 3 - - - - - - -
DIVISION BY TEN 3 - 3 - 4 - - - - -
MULTIPLES OF TEN 3 - 3 1 - - - - - -
MULT. PROPERTIES - 4 2 - - - - - 4 -
SYMBOLS FOR DIVSION - - - - - 3 - 1 3 -
EQUIVALENT RATIOS 4 4 - - - - 4 - - -
GREATER THAN (FRACTION) - - 3 1 - - - 2 - -
GCF (FRACTION) - - - - 2 4 3 - - -
NUMBER LINE (FRACTION) 4 - - - - 3 - - 3 -
PROPERTIES (FRACTION) - 4 - - - - 2 - 3 -
RATIO 4 4 - - - - 4 - - -
RENAMING (FRACTION) 3 - - - - 3 - - 3 -
UNLIKE FRACTION 3 - - - - 4 - - - 1
EQUIVALENT DECIMAL - - - - - 4 - 1 3 -
ADDITION (INTEGER) 4 4 - - - - - 1 - -
NEGATIVE NUMBER 4 - 3 - - - - 1 - -
OPPOSITIES (INTEGER) 3 4 - - - - - 1 - -
SUBTRACTION (INTEGER) 4 4 - - - - - 1 - -
PI 4 3 - - - - - 1 - -
PROTRACTOR 4 3 - - - - 3 - - -
CIRCUMFERENCE 4 4 - - - - - 1 - -
AREA 4 4 - - - - - 1 - -
PARALLELOGRAM (AREA 4 4 - - - - - 1 - -
INTERSECTING LINES 4 4 - - - - 3 - - -
PARALLEL LINES 4 4 - - 3 - - - - -
PERPENDICULAR LINES 4 4 - - 3 - - - - -
RIGHT ANGLE 4 4 2 - - - - - - -
SUM OF ANGLES - 3 - - - - 4 1 - -
HEXAGON - 3 4 - - - - 1 - -
PENTAGON - 3 3 - - - - 1 - -
DIAMETER 4 4 - - - - - 1 - -
RADIUS 4 4 - - - - - 1 - -
FACE (POLYHEDRON) - 4 - - - 4 - - 3 -
NETS (POLYHEDRON) - 4 - - - 4 4 - - -
PYRAMID - 3 - - - - 4 - 4 -
TRIANGULAR PRISM - 3 - - - 4 4 - - -
VERTICES (SOLIDS) - 4 - - - 4 4 - - -
REFLECTION 4 4 - 1 - - - - - -
ROTATION 4 4 - 1 - - - - - -
ADDITION PROPERTY 2 2 - - - - - 2 - -
NUMBER PHRASE - - - - - 2 2 - 2 -
WORD PROBLEMS (EQUATION) 2 - - - - 2 2 - - -
QUADRANT 4 4 - - - - - - - 1
CALCULATOR - - 3 - 4 - 4 - - -
UNKNOWN - - - - 3 4 - 1 - -
FREQUENCY TABLE 4 4 - - 2 - - - - -
GRAPH 3 3 - - - - - - 3 -
MEAN 4 4 - - - - - 1 - -
MEDIAN 4 4 - - - - - 1 - -
MODE 4 4 - - - - - 1 - -
RANGE (STATISTICS) 4 4 - - - - - 1 - -
BETWEENNESS - - - - - - 3 1 - -
COUNTING - - 3 - - - 3 - - -
EQUALITY - - - - - 2 - 2 - -
NUMERATION SYSTEM - 1 2 - - - - - - -
ARRAY (MULT.) (WHOLE) - 4 - - - - - - 3 -
IDENTITY (ADDITION) - 4 - - - - - - 4 -
IDENTITY (MULT.) - 4 2 - - - - - - -
MIXED OPERATIONS - - 2 - - - - 2 - -
MULT. BY GROUPING - - 2 - - - - - 2 -
REPEATED SUBT. - - 3 - - - - 1 - -
SYMBOLS FOR MULTIPLICATION. - - - - - - - 1 3 -
COMMON FRACTION - - - - 4 - 2 - - -
INEQUALITY (FRACTION) - - - 1 2 - - - - -
PIE APPROACH - - 2 - 2 - - - - -
PROPORTION 1 3 - - - - - - - -
RELATION TO DIVISION (FRACTION) - - - - - 2 - - - 1
EXPANDED FORM (DECIMAL) - - - - - - - - 3 1
PROPERTIES (DECIMAL) - 3 - - - 3 - - - -
REPEATING DECIMAL - 1 - - - 3 - - - -
ABSOLUTE VALUE 4 - - - - - - 1 - -
NUMBER LINE (INTEGER) 3 3 - - - - - - - -
SCALE DRAWING - - 3 - - - - - - 2
TEMPERATURE - 3 - - - - - 1 - -
STANDARD UNIT 2 - 3 - - - - - - -
CENTIGRADE SCALE - 2 - - - - - 2 - -
DECIMETER 3 - - - - - - 1 - -
DEGREE (ANGLE) 3 4 - - - - - - - -
FAHRENHEIT SCALE - 4 - - - - - 1 - -
PERIMETER 4 4 - - - - - - - -
PERIMETER (QUAD.) - 2 - - - - - 2 - -
CIRCLE (AREA) - 4 - - - - - 1 - -
TESSELLATION - - 3 1 - - - - - -
TRAPIZOID (AREA) - 1 - - - - - 1 - -
VOLUME FORMULAS - - - - - - - - 3 1
POINT 4 4 - - - - - - - -
NAMING A POINT 3 2 - - - - - - - -
SET OF POINTS 3 3 - - - - - - - -
LINE 4 4 - - - - - - - -
LINE SEGMENT 4 4 - - - - - - - -
RAY 4 4 - - - - - - - -
ACUTE ANGLE 4 4 - - - - - - - -
NAMING AN ANGLE 3 3 - - - - - - - -
OBTUSE ANGLE 4 4 - - - - - - - -
VERTEX (ANGLE) 4 4 - - - - - - - -
CONGRUENT TRIANGLES 4 4 - - - - - - - -
CONSTRUCT TRIANGLES 2 2 - - - - - - - -
NAMING OF POLYGONS - 2 - - - - - 1 - -
REGULAR POLYGON - - - - - 4 - - 4 -
CENTER 3 4 - - - - - - - -
CENTRAL ANGLE 4 4 - - - - - - - -
CHORD 4 4 - - - - - - - -
COMPASS 3 3 - - - - - - - -
CONSTRUCTION 2 2 - - - - - - - -
PLANE 4 4 - - - - - - - -
CONE - 3 - - - - - - 4 -
CYLINDER - 3 - - - - - - 4 -
EDGE (POLYHEDRON) - 4 - - - - 3 - - -
SOLID 3 - - - - - 3 - - -
SPHERE - 3 - - - - - - 4 -
TRANSLATION 4 4 - - - - - - - -
CUBING - - - - - - 4 1 - -
FACTOR - - - - - 3 - - 3 -
SQUARING - - - - - - 4 1 - -
COMMUTATIVE (EQ.) 3 - - - - - 4 - - -
FORMULA - 4 - - - - 3 - - -
SIMPLIFYING - - - - 4 - 3 - - -
SUBSTITUTION 2 - - - - - - 1 - -
TRUE AND FALSE - - - - 3 - 3 - - -
FUNCTION 4 4 - - - - - - - -
INTEREST - - - - 4 - 3 - - -
AVERAGE - - - - 4 - - 1 - -
COLLECTING - 3 - - - - - - 3 -
DOUBLE BAR GRAPH 4 4 - - - - - - - -
HISTOGRAM 4 4 - - - - - - - -
TABLES 4 3 - - - - - - - -
PROBABILITY 4 4 - - - - - - - -
ZERO PROBABILITY 3 4 - - - - - - - -
VENN DIAGRAM - 3 - - - - - - - -
ABACUS - - 2 - - - - - - -
AFTER CONCEPT - - - - - - - 1 - -
BEFORE CONCEPT - - - - - - - 1 - -
EVEN AND ODD NUMBER - - 4 - - - - - - -
SEQUENCE - - - - - - - 1 - -
SIEVE (ERATOSTHENES - 1 - - - - - - - -
SUBTRACTING OUT 9'S - - 3 - - - - - - -
WRITING NUMBERS - - - - - - 3 - - -
ADD BY REGROUPING - - 2 - - - - - - -
DIVISION WITH DISTRIBUTION - - - - - 3 - - - -
DIVISION BY ZERO - - 4 - - - - - - -
MULTIPLES OF FIVE - - 3 - - - - - - -
MULT. COMBINATIONS - - 2 - - - - - - -
REPEATED ADDITION - - 3 - - - - - - -
SYMBOLS FOR ADDITION - - - - - - - - 3 -
THREE ADDENDS - - 2 - - - - - - -
APPLICATIONS (FRACTION) - - - - - 2 - - - -
CONGRUENT PARTS (FRACTION) 3 - - - - - - - - -
LESS THAN (FRACTION) - - 3 - - - - - - -
ONE HALF - - 2 - - - - - - -
NEGATIVE DECIMAL 1 - - - - - - - - -
INEQUALITY (INTEGER 2 - - - - - - - - -
MULTIPLICATION (INTEGER) - 1 - - - - - - - -
NEGATIVE INTEGER - 4 - - - - - - - -
POSITIVE INTEGER - 4 - - - - - - - -
POSITIVE NUMBER - - - - - - - 1 - -
TEMPERATURE (INTEGER) - 3 - - - - - - - -
WORD PROBLEM (INTEGER) 2 - - - - - - - - -
ACCURACY - - 3 - - - - - - -
APPROXIMATION - - - 2 - - - - - -
COMPARISON - - 2 - - - - - - -
MAP INTERPRETATION - - 2 - - - - - - -
SHAPE - - - - - - - - - 1
DEGREE NOTATION - 2 - - - - - - - -
UNIT LENGTH 4 - - - - - - - - -
PERIMETER (POLYGON) - - - - - - - 1 - -
area (quadrilateral - - - - 4 - - - - -
AREA OF REGION - - - - 4 - - - - -
METRIC UNITS (AREA) - - - - 3 - - - - -
PRISM (AREA) - - - - - - 4 - - -
SQUARE CENTIMETER - - - - - - - 1 - -
CONGRUENT (LINES) - 3 - - - - - - - -
DRAWING LINES 2 - - - - - - - - -
SIDES OF AN ANGLE - 4 - - - - - - - -
STRAIGHT ANGLE 4 - - - - - - - - -
VERTICAL ANGLES - - - - - - 4 - - -
ALTITUDE (TRIANGLE) - - - - - - 2 - - -
BASE (TRIANGLE) - - - - - - 4 - - -
CORRESPONDING PARTS - 3 - - - - - - - -
SIMILAR TRIANGLE - 4 - - - - - - - -
TRI. INEQUALITIES - - - - - - 4 - - -
CONSTRUCTION (QUAD. 2 - - - - - - - - -
DIAGONAL OF QUAD. - - - - 3 - - - - -
RECOGNITION OF - - - 2 - - - - - -
RECTANGULAR REGION - - - - 3 - - - - -
CONGRUENT POLYGONS 2 - - - - - - - - -
ELLIPSE - - - 1 - - - - - -
SEMICIRCLE - - - 1 - - - - - -
POLYHEDRON - - - - - - - - 4 -
LATERAL FACES - - - - - - - - 4 -
TRANSFORMATION GEO. 3 - - - - - - - - -
AXIS OF SYMMETRY - - - 2 - - - - - -
SYMMETRY - 4 - - - - - - - -
KOENIGSBERG PROBLEM - 1 - - - - - - - -
NETWORK - 1 - - - - - - - -
PERSPECTIVE - 4 - - - - - - - -
PERFECT SQUARE - - - - - - - 1 - -
DISTRIBUTIVE - 1 - - - - - - - -
GRAPHING (EQUATION) 3 - - - - - - - - -
INEQUALITIES - - - - - - 4 - - -
OPEN SENTENCE - - - - 2 - - - - -
PLACEHOLDER - - - - - - - 1 - -
SOLUTION 3 - - - - - - - - -
GRAPHING (FUNCTION) - 4 - - - - - - - -
ORDERED PAIR - 4 - - - - - - - -
EQ. (2 VARIABLES) - - - - - - - 1 - -
SUBSTITUTION - - - - - - - 1 - -
DISTANCE - - - 1 - - - - - -
COMPUTER - - - - 4 - - - - -
FLOW CHART - - 2 - - - - - - -
FLOW DIAGRAM METHOD - - 3 - - - - - - -
MOTION PROBLEMS - - - 1 - - - - - -
PRINCIPAL - - - - 4 - - - - -
RATE OF INTEREST - - - - 4 - - - - -
STATISTICS - - - - - - - 1 - -
CENTRAL TENDENCY - - - - - - - 1 - -
CIRCLE GRAPH - 4 - - - - - - - -
INTERPRETATION 3 - - - - - - - - -
PICTOGRAPH - 4 - - - - - - - -
RANDOM SAMPLE - 4 - - - - - - - -
APPLICATION 2 - - - - - - - - -
COMBINATION - - - - - - 4 - - -
EXPERIMENTAL PROB. - - - - - - 4 - - -
PROBABILITY TREE - - - - - - 2 - - -
SAMPLE SPACE - 4 - - - - - - - -
THEORETICAL PROBAB. - - - - - - 4 - - -
ARITHMETIC SERIES - - 2 - - - - - - -
SEQUENCE - - - - - 2 - - - -

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