Curriculum>Grade 4> Module 1>Topic E: Multi-Digit Whole Number Subtraction

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Practice subtracting multi-digit numbers using the standard algorithm. A fact related to the answer will be revealed once each problem is correctly solved

A. Subtract two 4-digit numbers with and without regrouping in two places using column subtraction and a disk model

B. Subtract multi-digit numbers with regrouping in multiple places using column subtraction

C. Subtract multi-digit numbers with regrouping across zeros using column subtraction