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A. MAKING DECISIONS
Key objective: to help choose and use appropriate operations and
efficient calculation strategies.
The activities in this section require the child to choose and
use the following five basic mathematical symbols in a wide variety
of contexts: +, -, x, / and =.
He or she will also have to decide if the calculation can be done
mentally or if additional apparatus such as counters, a number line,
a multiplication square or pencil and paper are required.
A sound knowledge in the following mathematical areas will also
help him or her to successfully complete the various exercises:
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addition facts to 10 + 10
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subtraction facts for numbers less than 20
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table facts for the 2, 5 and 10 times tables
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division facts for the 2, 5 and 10 times tables
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addition, subtraction, multiplication and division of three
single-digit numbers.
Vocabulary
The meaning of these words should be understood:
number, sign, operation, symbol, number sentence
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