Multi-Digit Multiplication

Multiplication

100

123 X 3

369

200

456x9

4104

300

4,678x2

9,356

400

5,277x9

47,493

500

78,982x5

394,910

Multiplying by 10's, 100's & 1,000's

100

3x100

300

200

800x9

7,200

300

9,000x4

36,000

400

80,000x5

400,000

500

700,000x3

2,100,000

Estimation

100

49x6

50x6=300

200

897x5

900x5=4,500

300

6,243x6

6,000x6=36,000

400

49,789x4

50,000x4=200,000

500

798,221x3

800,000x3=2,400,000

Multiplication

100

345x2

690

200

430x7

3010

300

799x8

6392

400

3,497x2

6994

500

45,789x7

320,523

Word Problems

100

How many eggs are in 5 dozen? (hint there are 12 in a dozen)

60 eggs

200

Lily makes 9 drawings in one hour, how many will she make in 48 hours?

9 x 48 = 432 drawings

300

A McDonalds employee makes $8 an hour. How much will he make if he works for 38 hours?

He will make $304

400

Mrs. Kocher pets her cat 5,791 times in 1 day. How many times does she pet her cat in 6 days?

5,791x6=34,746

500

All together, the kids at Smalley read 45,267 books in 1 week. How many books will they read in 7 weeks?

45,267x7=316,869