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Mathematics
Number concept, addition and subtraction
Subtraction
Educator section
Memorandum
2.1 19 – 7 – 2 = 10
2.2 21 – 11 – 4 = 6
2.3 20 – 3 – 5 – 6 = 6
Leaner Section
Content
Activity: to describe and illustrate different cultures' ways of writing [lo 1.2]
- Did you know?
The Mayas of Central America used numbers like these:
1. We have already looked at how the Romans wrote. Now look closely at the writing of the Maya Indians above and answer the following questions:
1.1 8: ............................................ | 1.3 40: ................................... |
1.2 14: .......................................... | 1.4 43: ................................... |
2. Calculate the following. Write your answers as we would write it.
Assessment
Learning Outcome 1: The learner will be able to recognise, describe and represent numbers and their relationships, and to count, estimate, calculate and check with competence and confidence in solving problems.
Assessment Standard 1.2: We know this when the learner describes and illustrates various ways of writing numbers in different cultures (including local) throughout history.
Read also:
OpenStax, Mathematics grade 5. OpenStax CNX. Sep 23, 2009 Download for free at http://cnx.org/content/col10994/1.3
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