Question

Using suitable properties of integers, find the value of:

i) -298×(-63) + (-298) ×33 ​

Answer 1

Answer:

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$- 298 \times ( - 63) + ( - 298) \times 33 \\ = - 298 \times ( - 63) - 298 \times 33 \\ = 18774 - 298 \times 33 \\ = 18774 - 9834 \\ = 8940$

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