Math: NBT Standard

Rounding tens

100

Round 823 to nearest tens

820

200

Round 475 to nearest tens

480

300

Round 514 to nearest tens

510

400

Round 696 to nearest tens

700

500

Round 2,486 to nearest tens

2,490

Add

100

345 + 268

Answer: 613

200

413 + 578

Answer: 991

300

528 + 637

1,165

400

753 + 629

1,382

500

856 + 789

1,645

Subtract

100

144 - 96

48

200

382 - 149

233

300

612 - 325

287

400

800 - 432

368

500

1,125 - 817

308

Rounding Hundreds

100

Round 243 to nearest hundred:

200

200

Round 471 to nearest hundred: 

500

300

Round 851 to nearest hundred:

900

400

Round 518 to nearest hundred:

500

500

Round 3,472 to nearest hundred:

3,500

Random

100

Round 829 to BOTH the nearest TEN and HUNDRED:

TEN: 830

HUNDRED: 800

200

What is 700 - 328?

372

300

What is 498 + 375?

873

400

Round 249 to nearest hundred:

200

500

Round 1,817 to nearest HUNDRED:

1,800