Add Numbers using Decomposition

Eureka Math/EngageNY grade 1 module 6 lesson 13, 14 Worksheets

New York State Common Core Math Grade 1, Module 6, Lessons 13

Worksheets for Grade 1, Module 6, Lesson 13

New York State Common Core Math Grade 1, Module 6, Lessons 14

Worksheets for Grade 1, Module 6, Lesson 14

Worksheets, solutions, and videos to help Grade 1 students learn how to add a pair of two-digit numbers when the ones digits have a sum greater than 10 using decomposition.

Common Core Standards: 1.NBT.4, 1.NBT.6

Topic C: Addition to 100 Using Place Value Understanding

Lesson 13 Concept Development

Learning Goal: I can use different strategies to add 2-digit numbers. Lesson 13 Homework

1. Solve and show your work.
a. 15 + 26 = _______
b. 46 + 49 = _______
c. 28 + 54 = _______
d. 69 + 13 = _______
e. 69 + 23 = _______
f. 69 + 19 = _______
g. 49 + 43 = _______
h. 67 + 36 = _______
i. 68 + 23 = _______

2. Solve and show your work.
a. 34 + 47 = _______
b. 38 + 45 = _______
c. 68 + 23 = _______
d. 39 + 57 = _______
e. 38 + 44 = _______
f. 17 + 76 = _______
g. 68 + 24 = _______
h. 18 + 77 = _______
i. 14 + 67 = _______

• Show Step-by-step Solutions

Lesson 14 Homework

1. Solve and show your work.
a. 68 + 21 = ____
b. 59 + 32 = ____
c. 39 + 44 = ____
d. 58 + 36 = ____
e. 76 + 17 = ____
f. 68 + 26 = ____
g. 56 + 39 = ____
h. 58 + 39 = ____

2. Solve and show your work.
a. 39 + 41 = ____
b. 48 + 43 = ____
c. 87 + 13 = ____
d. 59 + 25 = ____
e. 65 + 27 = ____
f. 27 + 67 = ____
g. 49 + 39 = ____
h. 38 + 58 = ____

• Show Step-by-step Solutions

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