Curriculum>Grade 2> Module 1>Topic B: Initiating Fluency with Addition and Subtraction Within 100

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Use a number line to solve addition problems with a 2-digit number plus a 1-digit number. Put the grasshopper at the 2-digit number and then move him the number of spaces indicated by 1-digit number. Enter the result into the equation

A. Identify a missing single-digit addend to reach the next round number with and without a model of base-10 blocks

B. Identify a missing addend to reach a sum of 20 with and without a model of base-10 blocks

D. Solve +/- equations within 100

E. Model and solve +/- equations across 10 using base-10 blocks

F. Solve +/- equations across 10 (Part 1)

G. Solve +/- equations across 10 (Part 2)

H. Solve +/- equations within 100

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