Adding 3-digit numbers

Front

What is a 3-digit number?

Back

A number that has three digits, ranging from 100 to 999.

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CCSS.2.NBT.A.3

Front

What does it mean to add numbers?

Back

To combine two or more numbers to find their total.

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CCSS.1.OA.D.8

Front

What is the sum of 246 and 60?

Back

306

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CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 324 and 127?

Back

451

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CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 612 and 257?

Back

869

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CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 754 and 132?

Back

886

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CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the total number of sandwiches sold if 199 were sold on Monday and 175 on Tuesday?

Back

374

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

How do you add 3-digit numbers?

Back

Align the numbers by place value (hundreds, tens, ones) and add each column starting from the right.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is carrying in addition?

Back

When the sum of a column exceeds 9, you carry over the extra value to the next column.

Tags

CCSS.2.NBT.B.7

Front

What is a place value?

Back

The value of a digit based on its position in a number (hundreds, tens, ones).

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CCSS.4.NBT.A.1