Videos, examples, and solutions 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

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Lesson Plans and Worksheets for Grade 1

Lesson Plans and Worksheets for all Grades

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Common Core For Grade 1

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

Worksheets for Grade 1, Module 6, Lesson 12

Topic C: Addition to 100 Using Place Value Understanding

Lesson 12 Homework

1. 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 = _____

2. 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 = _____

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

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

Related Topics:

Lesson Plans and Worksheets for Grade 1

Lesson Plans and Worksheets for all Grades

More Lessons for Grade 1

Common Core For Grade 1

Topic C: Addition to 100 Using Place Value Understanding

Lesson 12 Homework

1. 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 = _____

2. 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 = _____

Rotate to landscape screen format on a mobile phone or small tablet to use the **Mathway** widget, a free math problem solver that **answers your questions with step-by-step explanations**.

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

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