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Compose and decompose numbers up to 100

Compose and decompose numbers up to 100

Assessment

Flashcard

Mathematics

2nd Grade

Practice Problem

Hard

CCSS
1.NBT.B.2B, 1.NBT.A.1, 1.NBT.B.2C

Standards-aligned

Created by

Wayground Content

FREE Resource

Student preview

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15 questions

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1.

FLASHCARD QUESTION

Front

What is 3 tens and 8 ones?

Back

30 + 8

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

2.

FLASHCARD QUESTION

Front

How do you decompose the number 85?

Back

8 tens and 5 ones

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

3.

FLASHCARD QUESTION

Front

What is the decomposition of 99?

Back

9 tens and 9 ones

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

4.

FLASHCARD QUESTION

Front

I am a number with 4 tens and 9 ones. What number am I?

Back

49

Tags

CCSS.1.NBT.A.1

5.

FLASHCARD QUESTION

Front

What is the number for eighty-four?

Back

84

Tags

CCSS.1.NBT.A.1

6.

FLASHCARD QUESTION

Front

What does it mean to compose a number?

Back

To combine tens and ones to form a number.

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

7.

FLASHCARD QUESTION

Front

What does it mean to decompose a number?

Back

To break down a number into tens and ones.

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

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