Rounding to the nearest ten
Rounding to the nearest hundred
Rounding to the nearest ten and hundred
Addition
Subtraction
100

Round 28 to the nearest ten.

30.

100

Round 134 to the nearest hundred.

100

100

Round 134 to the nearest ten and hundred.

Ten: 130 Hundred: 100

100

Add:

432 + 125=

Answer:

556

100

Subtract:

754-123

Answer:

631

200

Round 81 to the nearest ten.

80

200

Round 352 to the nearest hundred.

400

200

Round 248 to the nearest ten and hundred.

Nearest ten: 250  

Nearest hundred:200

200

Add:

605+183

Answer:

838

or

700+130+8

or

800+30+8

200

Subtract:

845-135

Answer:

710

300

Round 9 to the nearest ten.

10

300

Round 902 to the nearest hundred

900

300

Round 902 to the nearest ten and hundred.

Ten: 900

Hundred: 900

300
Write 132 + 323 in expanded form

Answers:

100+300+30+20+2+3

or

   100+30+2

+300 +20 +3

300

Subtract:

905-456

Answer:

449

400

Use a number line to round 13. 

What is the closest ten?

The closest ten is 10.

400

Use a number line round 265. 

What is the closest hundred?

300

400

Round 191 to the nearest ten and hundred.

Ten: 190

Hundred:200

400

Add 376+354=

Answer:

730

400

Subtract 750-675

Answer

75

500

Use a number line round 65. 

What is the closest ten?

The closest ten is 70.

500

Which two numbers rounded to the nearest hundred is 400 from the list below:

352 403 276 453


352 and 403

500

Round to 323 to the nearest ten and hundred.

Ten: 320

Hundred: 300

500

What is the missing number?

264+6+_+5=345

Missing number is 40.

500

Subtract

563-72=

Answer:

491