Relate Manipulative Representations to the Addition Algorithm

New York State Common Core Math Module 5, Grade 2, Lesson 8, Lesson 9

NYS Math Module 5 Grade 2 Lesson 8

Worksheets for Grade 2

Lesson 8 Homework

1. Solve the following problems using the vertical method, your place value chart, and number disks. Bundle a ten or hundred when necessary.
e. 364 + 326
g. 384 + 225
2. Solve using mental math or your number disks.
a. 200 + 400
b. 220 + 400
c. 220 + 440
f. 500 + 60
g. 500 + 160

NYS Math Module 5 Grade 2 Lesson 9

Lesson 9 Homework

1. Solve the following problems using the vertical method, your place value chart and number disks. Bundle a ten or hundred when necessary.
c. 446 + 334
f. 358 + 443
2. Solve using mental math, a simplifying strategy, or a place value chart and place value disks.
d. 275 + 435

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