Addition of Decimals - ADICION (NUMEROS DECIMAL) - ADDITION (DECIMALE)
Content Distribution w/OER | Previous | Information
( K-12math.info )

Select and click on one of the following to obtain additional information about the term:
None of the wiki's have an intuitive way to develop the concept of addition of decimals. The simplest and most natural approach would be in buying things. Buy 2 items and add up their total cost.

  Wikibook - reference 1

  Wikibook - reference 2

Addition of Decimals
Series | Code | Information

Student Textbook Series:
Grades: K-11 (ages: 5-16)

1. Harcourt Brace Jovanovich(1972)
2. D.C. Heath (1972)
3. Laidlaw (1978)
4. Houghton Mifflin(1981)
5. Addison-Wesley(1985)
6. Harper and Row(1985)
7. Holt, Rinehart and Winston(1985)
8. Harcourt Brace Jovanovich(1985)
9. Houghton Mifflin(1985)
10. Scott, Foresman(1986)
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




(OER)* This is an Open Educational Resource.
(OA)** Open Access but with standard copyright.

Grade: _K___ _1___ _2___ _3___ _4___ _5___ _6___ _7___ _8___ _9___ _10__ _11__
Average Age: 5 6 7 8 9 10 11 12 13 14 15 16
  1-1972 HBJ - - - - 4-358 4-258 4-236 4-202 4-075 - - -
  2-1972 Heath - - - - - 4-272 4-048 4-232 4-249 - - -
  3-1978 Laidlaw - - - - 4-282 3-216 3-134 3-130 4-088 - - -
  4-1981 HM - - - - 3-300 4-178 3-082 3-080 4-052 - - -
  5-1985 Addison - - - 4-332 4-350 4-088 4-064 4-040 4-038 - - -
  6-1985 Harper - - - - 3-322 4-260 4-164 4-092 4-028 - - -
  7-1985 Holt - - - - 4-294 4-304 4-140 4-098 4-102 - - -
  8-1985 HBJ - - - 4-308 4-344 4-294 4-218 4-094 4-040 - - -
  9-1985 HM - - - 3-334 3-330 3-278 4-128 4-046 4-044 - - -
 10-1986 Scott - - - - 4-288 4-134 4-110 4-104 4-074 - - -
 11-2002 HM - - - 4-520 4-388 4-058 4-031 - - - - -
 12-2002 McGraw - - - 3-600 4-598 4-018 3-010 - - - - -
 13-2009/10 OpenSTAX
CNX/Siyavula (OER)
South Africa edition
--- - - - - 4 3 4 - - - -
 14 - 2012/2015 CK12.org (OER)

--- - - - 1 1 4 4 - - - -
 15-2013 Bangladesh (OA) --- - - - 4-092 - 4-030 - --- --- --- ---
 16-2013 McGraw - - - - 3-663 4-335 3-178 - - - - -
 17-2013/15 Singapore Math
U.S. edition
- - - - 4-B056 - - 4-A113 - --- --- ---
 17-2014 AAAKnow - - - 1 1 1 1 1 1 --- --- ---
 19-2015 HM - - - - 3-382 3-125 3-027 - - --- --- ---
 20-2015 Khan Academy - - - - - 1 1 1 - --- --- ---

usage code - page number
(for OER materials, click on the usage code under the desired grade level.)




©1972 (paper), 1985 (APPLE II/PC), 2005(www), 2016 Jim Kelly - All Rights Reserved.