3 digit addition and subtraction

Front

What is 3-digit addition?

Back

3-digit addition is the process of adding numbers that have three digits, such as 215 + 776.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is 3-digit subtraction?

Back

3-digit subtraction is the process of subtracting one 3-digit number from another, like 852 - 232.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 215 and 776?

Back

991

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the result of 567 + 275?

Back

842

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is 852 - 232?

Back

620

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 271 and 329?

Back

600

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

How do you carry over in addition?

Back

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

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What does it mean to regroup in subtraction?

Back

Regrouping in subtraction means borrowing from the next higher place value when the top digit is smaller than the bottom digit.

Tags

CCSS.7.NS.A.1C

Front

What is the first step in solving a 3-digit addition problem?

Back

Align the numbers by their place values (hundreds, tens, and units).

Tags

CCSS.2.NBT.B.7

Front

What is the first step in solving a 3-digit subtraction problem?

Back

Align the numbers by their place values (hundreds, tens, and units).

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2