3 Digit Subtraction

Front

What is 3-digit subtraction?

Back

3-digit subtraction is the process of subtracting a number that has three digits from another number that also has three digits.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the first step in 3-digit subtraction?

Back

The first step is to line up the numbers by their place values: hundreds, tens, and ones.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What do you do if the top digit is smaller than the bottom digit in a column?

Back

You need to borrow from the next left column to make the top digit larger.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is borrowing in subtraction?

Back

Borrowing is taking 1 from the next left column to add 10 to the current column when the top digit is smaller.

Tags

CCSS.5.NBT.B.7

Front

Solve: 500 - 236

Back

264

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

Solve: 300 - 146

Back

154

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

Solve: 400 - 87

Back

313

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

Solve: 300 - 11

Back

289

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

Solve: 500 - 192

Back

308

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the difference between 400 and 200?

Back

The difference is 200.

Tags

CCSS.2.NBT.B.7