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Question 1 of 6
1
of 6
Look for a common factor to help you match the expressions that are equal in value.
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23 × 12
9 x 12
20 x 15
17 x 14
16 × 12 + 7 × 12
16 × 12 − 7 × 12
11 × 15 + 9 × 15
14 × 6 + 11 × 14
Look carefully to find a common factor, and then look at the other factors in each expression. In this example, 8 × 10 + 5 × 10, the common factor is 10, so we can say it is equal to 13 × 10
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