explain how 9x10 can help you find 9x11

number sense.. how can 9x10 help you find 9x11?
in Word Problem Answers by Level 1 User (120 points)

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explain how 9x10 can help you find 9x11

9 X 10 is almost 9 X 11 you can find the answer by using 9 X 10 and add 9 to it

by Level 10 User (55.7k points)

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