IXL | Use models to subtract three-digit numbers

The blocks show 493. Use them to find

493

–

135

How will you need to regroup to find

493

–

135

Regroup

ten

ones

only.

Regroup

hundred

tens

only.

Complete the subtraction sentence.

493

–

135

ref_doc_title.

Learn with an example

question

The blocks show 373. Use them to find

373

–

248

How will you need to regroup to find

373

–

248

Regroup

ten

ones

only.

Regroup

hundred

tens

only.

Complete the subtraction sentence.

373

–

248

solution

You can use the blocks to find

373

–

248

373 is

hundreds

tens

and

ones

To subtract 248, take away

tens

and

ones

You cannot take

ones

away from

ones

So, regroup

ten

ones

3 hundreds, 7 tens

, and

3 ones

3 hundreds, 6 tens

, and

13 ones

You can take

tens

away from

tens

So, do not regroup

hundred

tens

Now you can take away

tens

and

ones

3
h
u
n
d
r
e
d
s
–
2
h
u
n
d
r
e
d
s
=
1
h
u
n
d
r
e
d
6
t
e
n
s
–
4
t
e
n
s
=
2
t
e
n
s
13
o
n
e
s
–
8
o
n
e
s
=
5
o
n
e
s

There is

hundred

tens

and

ones

left. That is the same as 125.

373

–

248

125

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U.4Use models to subtract from three-digit numbers - without regrouping

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