Find the Unknown Whole Number Exercise Worksheet | Math Pyramid

Find the Unknown Whole Number Worksheet

Find the Unknown Whole Number

Description: Practice for CCSS.Math.Content.1.OA.D.8. Determine the unknown whole number in an addition or subtraction equation relating three whole numbers.

Tags: CCSS.Math.Content.1.OA.D.8, 1st grade math, Addition, Subtraction

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