Add Two-digit Numbers

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Eureka Math/EngageNY grade 1 module 6 lesson 12 Worksheets

New York State Common Core Math Grade 1, Module 6, Lessons 12

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 less than or equal to 10.

Common Core Standards: 1.NBT.4, 1.NBT.6
Topic C: Addition to 100 Using Place Value Understanding
Lesson 12 Concept Development
Learning Goal: I can use place value to help me add 2-digit numbers.

Lesson 12 Homework

Solve.
a. 46 + 22 = _____
b. 74+ 23 = _____
c. 54 + 25 = _____
d. 68 + 31 = _____
e. 45 + 55 = _____
f. 86 + 13 = _____
g. 37 + 52 = _____
h. 47 + 52 = _____
Solve using number bonds. You may choose to add the ones or tens first. Write the two number sentences to show what you did.
a. 76 + 23 = _____
b. 45 + 33 = _____
c. 31 + 67 = _____
d. 57 + 32 = _____
e. 58 + 21 = _____
f. 25 + 63 = _____
g. 44 + 55 = _____
h. 47 + 53 = _____

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