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1.
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How can you use 2  7 to calculate 4  7? a. | calculate 2  7 then add 7 | c. | calculate 2 
7 then double it | b. | calculate 2  7 then add 2 | d. | calculate 2  7 then add
4 |
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2.
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How can you use 5  6 to calculate 5  7? a. | calculate 5  6 then add 6 | c. | calculate 5 
6 then add 7 | b. | calculate 5  6 then double it | d. | calculate 5  6 then add
5 |
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3.
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How can you use 2  4 to calculate 4  8? a. | calculate 2  4, double it, then double it
again | b. | calculate 2  4 then add 2 | c. | calculate 2  4 then add 8 | d. | calculate 2  4, double
it, then add 8 |
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4.
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How can you use 10  7 to calculate 5  7? a. | calculate 10  7 then add 7 | c. | calculate 10 
7 then double it | b. | calculate 10  7 then half it | d. | calculate 10  7, subtract
10, then subtract 10 again |
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5.
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How can you use 7  7 to calculate 7  8? a. | calculate 7  7 then double it | c. | calculate 7  7 then add 7 | b. | calculate 7  7 then half
it | d. | calculate 7  7 then add 8 |
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6.
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How can you use 9  5 to calculate 9  7? a. | calculate 9  5, add 9, then add 9 again | c. | calculate 9  5, subtract 9, then add 5 | b. | calculate 9  5, add 5,
then add 5 again | d. | calculate
9  5, subtract 5, then add
9 |
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7.
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How can use use 4  5 to calculate 8  5? a. | calculate 4  5, then half it | c. | calculate 4  5, add 5, then double it | b. | calculate 4  5, add 8,
then add 8 again | d. | calculate
4  5, then double
it |
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8.
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How much more is 6  7 than 3  7? a. | half as much | b. | twice as much | c. | 14 more | d. | 12
more |
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9.
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How much more is 3  8 than 5  8? a. | twice as much | b. | 25 more | c. | 16 more | d. | 12
more |
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10.
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Which would you use to calculate 9  6? a. | 9  5 + 9 | c. | 9  6 + 6 +
6 | b. | 9  3 + 3 + 3 + 3 + 3 | d. | 9  5 + 5 + 5 + 5 +
5 |
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