THREE-digit by two-digit
FOUR-digit by TWO-digit
FIVE-digit by ONE-digit
WORD PROBLEM
Mental Maths
100

400 X 10

4000

100

3456 X 10

34560

100

23450 X 2

46,900

100

A factory makes 1,234 cans of soda each day. How many cans are produced in 24 days?

29,616

100

30 x 10 

300

200

420 X 20

8400

200
1234 X 20

24,680

200

17758 X 5

88,925

200

A school prints 2,105 exam papers for each of 35 classes. How many papers are printed in total?

73,675

200

35 x 15

375

300

234 X 87

20,358

300

4567 X 12

54,804

300

18585 X 2

37,170

300

A bookstore sold 12,345 books each month for 8 months. How many books did they sell altogether

98,760

300

345 + 223

568

400

589 X 21

12,369

400

1003 X 85

85, 255

400

23234 X 8

185,872

400

A company produces 56,789 light bulbs each week. How many bulbs do they make in 5 weeks?

283,945

400

100,000 x 10

1,000,000

500

890 X 62

55,180

500

9875 X 89

878, 875

500

47876 X 8

143,008

500

A factory manufactures 23,456 screws each day. How many screws are made in 32 days?

750,592

500

What is 20 divided by 100?

0.2 

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