Round: Nearest Ten
Round: Nearest Hundred
Estimate with addition (to nearest hundred)
Comparing numbers
Multi-digit addition
100

Round 32 to the nearest ten

30
100

Round 137 to the nearest hundred

100

100

Estimate by rounding to the nearest hundred: 

452 + 312

500 + 300 = about 800

100

Complete the following number sentence <, =, >:

67_____32

67 is greater than 32.

67>32

100

Solve the following problem:


164 + 129

293


200

Round 85 to the nearest ten

90

200

Round 567 to the nearest hundred

600

200

Estimate the sum by rounding to the nearest hundred:

425 + 268

400 + 300 = About 700

200

Complete the following number sentence <, =, >:

345 _____745

345 is smaller than 745.

345 < 745

200

Solve the following problem:

385 + 248

633

300

Round 147 to the nearest ten

150

300

Round 890 to the nearest hundred

900

300

Estimate the sum by rounding to the nearest hundred:

679 + 215

700 + 200 = About 900

300

Complete the following number sentence <, =, >

8,453____ 8,478

8,453 is smaller than 8,478.

8,453<8,478

300

Solve the following problem:

526 + 847

1,373

400

Round 99 to the nearest ten

100

400

Round 1,522 to the nearest hundred

1,500

400

Estimate the sum by rounding to the nearest hundred:

786 + 242

800 + 200 = About 1,000

400
Complete the following number sentence <, =, >


90,891 _____ 89,871

90,891 is greater than 89,871.


90,891> 89,871

400

Solve the following problem:

23,416 + 78,214

101,630

500

Round 1,464 to the nearest ten

1,460

500

Round 1,997 to the nearest hundred

2,000

500

Estimate the sum by rounding to the nearest hundred: 

1,477 + 2,617

1,500 + 2,600 = about 4,100

500
Complete the following number sentence <, =, >


997,546_____ 997,821

997,546 is smaller than 997,821.


997,546 < 997,821

500

Solve the following problem:

125,355 + 74,234

199,589