Curriculum>Grade 5> Module 2>Topic D: Mental Strategies for Multi-Digit Whole Number Division

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Round a 3-digit number to the closest multiple of a given 2-digit number. Identify the multiples of the 2-digit number that are on either side of the 3-digit number. Determine the which of the multiples has the smallest difference to the 3-digit number

A. Divide round numbers by powers of 10

B. Divide by factoring out powers of 10 from the divisor

C. Divide multi-digit round numbers mentally

D. List the multiples of a given 2-digit round number

E. Round a 3-digit number to the nearest multiple of a given 2-digit round number (Level 1)

G. Estimate a quotient by finding the nearest multiple

H. Estimate a quotient of a multi-digit division equation (Level 1)

I. Estimate a quotient of a multi-digit division equation (Level 2)

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