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Add and Subtract Multiples of 10 within 100




 

Videos solutions to help Grade 2 students learn how to add and subtract multiples of 10 and some ones within 100.

Common Core Standards: 2.NBT.2, 2.NBT.1, 2.NBT.3, 2.MD.8

Related Topics:
Common Core Math Resources, Lesson Plans & Worksheets for all grades

Common Core Math Video Lessons, Math Worksheets and Games for Grade 2

Common Core Math Video Lessons, Math Worksheets and Games for all grades

New York State Common Core Math Module 4, Grade 2, Lessons 3 & 4


NYS Math Module 4 Grade 2 Lesson 3


Lesson 3 Homework

1. Solve using the arrow way.
56 + 40 = ____
56 + 41 = ____
56 + 39 = ____

Solve using the arrow way, number bonds, or mental math.
3. Marcy had $84 in the bank. She took $39 out of her account. How much does she have in her account now?




Lesson 3 Homework

1. Solve using the arrow way.
68 - 40 = ____
68 - 41 = ____
69 - 39 = ____

NYS Math Module 4 Grade 2 Lesson 4


Lesson 4 Problem Set
1. Solve. Draw and label a tape diagram to subtract tens. Write the new number sentence.
a. 23 - 9 = 24 – 10 = ______
b. 32 – 19
c. 50 – 29




 
Lesson 4 Homework

1. Solve by drawing or completing a tape diagram to subtract 10, 20, 30, 40, etc.
a. 17 – 9 = 18 – 10 = ______
c. 60 – 29
d. 56 – 38

2. Solve by drawing a number bond to add 10, 20, 30, 40, etc.
a. 28 + 43 = 30 + 41 = _____
b. 49 + 26 = _________ = _____

3. Use a number bond or tape diagram to solve. Write your answer in a complete sentence.
Kylie has 28 more oranges than Cynthia. Kylie has 63 oranges. How many oranges does Cynthia have?


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