Represent the Composition of 10 Ones
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Common Core Math Resources, Lesson Plans & Worksheets for all grades
Common Core Math Lessons, Math Worksheets and Games for Grade 2
Common Core Math Lessons, Math Worksheets and Games for all grades
Examples and solutions to help Grade 2 students learn how to use manipulatives to represent the composition of 10 ones as 1 ten with two-digit addends.
Common Core Standards: 2.NBT.2, 2.NBT.1, 2.NBT.3, 2.MD.8
Lesson 6 Homework
1. Solve using mental math if you can. Use your place value chart and number disks to solve those you cannot do mentally.
a. 4 + 9 = _____
30 + 9 = _____
34 + 9 = ______
34 + 49 = ______
2. Solve the following problems using your place value chart and number disks, composing a ten when necessary.
a. 21 + 9 = _____
22 + 9 = ______
i. 59 + 34 = _____
Solve using a place value chart.
3. Melissa has 36 more crayons than her brother. Her brother has 49 crayons. How many crayons does Melissa have?
5. Frank’s mother gave him $25 to save. If he already had $38 saved, how much money does Frank have saved now?
Common Core Math Resources, Lesson Plans & Worksheets for all grades
Common Core Math Lessons, Math Worksheets and Games for Grade 2
Common Core Math Lessons, Math Worksheets and Games for all grades
Examples and solutions to help Grade 2 students learn how to use manipulatives to represent the composition of 10 ones as 1 ten with two-digit addends.
Common Core Standards: 2.NBT.2, 2.NBT.1, 2.NBT.3, 2.MD.8
New York State Common Core Math Grade 2, Module 4, Lessons 6
NYS Math Module 4 Grade 2 Lesson 6
Lesson 6 Homework
1. Solve using mental math if you can. Use your place value chart and number disks to solve those you cannot do mentally.
a. 4 + 9 = _____
30 + 9 = _____
34 + 9 = ______
34 + 49 = ______
2. Solve the following problems using your place value chart and number disks, composing a ten when necessary.
a. 21 + 9 = _____
22 + 9 = ______
i. 59 + 34 = _____
Solve using a place value chart.
3. Melissa has 36 more crayons than her brother. Her brother has 49 crayons. How many crayons does Melissa have?
5. Frank’s mother gave him $25 to save. If he already had $38 saved, how much money does Frank have saved now?
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