Three Digit Addition

Front

What is three-digit addition?

Back

Three-digit addition is the process of adding numbers that have three digits, such as 123 + 456.

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CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 647 and 113?

Back

760

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CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 729 and 161?

Back

890

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CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 480 and 232?

Back

712

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CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 452 and 523?

Back

975

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CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 627 and 187?

Back

814

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CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

How do you add three-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

Front

What is a number line?

Back

A number line is a straight line with numbers placed at equal intervals, used to represent numbers visually.

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CCSS.2.MD.B.6

Front

What is carrying in addition?

Back

Carrying is when the sum of a column exceeds 9, and you move the extra value to the next column on the left.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the place value of 7 in the number 729?

Back

The place value of 7 in 729 is 70, as it is in the tens place.

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CCSS.4.NBT.A.1