2-3 TOPIC 4-1 ADD 2-DIGIT PLACE-VALUE BLOCKS

Front

What is a base ten block?

Back

A base ten block is a tool used to teach place value. It represents numbers using blocks for ones, tens, and hundreds.

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CCSS.2.OA.A.1

Front

How many ones are in 72?

Back

72 has 2 ones.

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CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Front

How many tens are in 72?

Back

72 has 7 tens.

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CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Front

What does 18 equal in tens and ones?

Back

18 = 1 ten and 8 ones.

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CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Front

What is the value of 3 tens and 6 ones?

Back

The value is 36.

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CCSS.1.NBT.A.1

Front

What addition problem do these blocks represent? 2 tens and 8 ones + 3 tens and 9 ones

Back

28 + 39.

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CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

How do you count base ten blocks?

Back

Count the number of tens blocks and the number of ones blocks separately, then combine them.

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CCSS.1.NBT.A.1

Front

What is the total of 35 and 29?

Back

The total is 64.

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CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

If you have 4 tens and 5 ones, what number do you have?

Back

You have 45.

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CCSS.1.NBT.A.1

Front

What is the value of 5 tens and 4 ones?

Back

The value is 54.

Tags

CCSS.1.NBT.A.1