Grade 1 - Determine the Unknown in Addition and Subtraction Equations | 1.OA.D8
by MathMindEdTeaching © 2020
Price: $3 USD
Subjects: math
Grades: 1
Description
Use these digital, self-grading, interactive BOOM DECK TASK CARDS to help your students build their addition and subtraction equation skills. This resource helps students to determine the unknown whole number in an addition or subtraction equation relating three whole numbers. For example, determine the unknown number that makes the equation true in each of the equations 8 + ? = 11, 5 = _ - 3, 6 + 6 = _.