Math Intervention

Rounding & Ordering

100

743 rounded to the nearest hundred

700

200

List from least to greatest:

5,520         2,531       8,348

2,531        5,520        8,348

300

5,821 rounded to the nearest thousand

6,000

400

Which number is the greatest

352         274           435         448

448

500

8,961 rounded to the nearest hundred

9,000

Adding

100

5,408 + 8,327

13,735

200

6,256 + 4,994

11,250

300

269 + 1,363

 1,632

400

7,733 + 286

8, 019

500

2,799 + 4,714

7,513

Subtracting

100

6,146 - 2,354

3,792

200

8,089 - 387

7,702

300

8,877 - 7,932

945

400

8,096 - 2,047

6,049

500

7,484 - 2,411

5,073

Multiply by 100

100

9(100)

900

200

15x100

1,500

300

100*30

3,000

400

362x100

36,200

500

405(100)

40,500

Multiply

100

9 x 63

567

200

55(5)

275

300

67*9

603

400

Natalia is selling yoys at a local fair.  Each yoy costs $3.  How much revenue would she make if she sold 3,997 yoys? (must include a label in your answer)

$11,991

500

A company sells and ships packages of frogs.  Each package contains 549 frogs.  If Ray orders 9 packages, how many frogs will she receive in all? (must include a label in your answer)

4,941 frogs