3rd: Mental Calculation Review

Mental Addition

100

12+5=

17

200

50+19=

69

300

82+28=

DOUBLE POINTS

110

400

99+74=

173

500

958+99=

1057

Mental Subtraction

100

32-2=

30

200

65-8=

DOUBLE POINTS

57

300

85-28=

57

400

57-28=

29

500

364-95=

DOUBLE POINTS

269

Mental Multiplication

100

40x5=

200

200

500x5=

2500

300

42x3=

126

400

46x10=

460

500

498x5=

2490

Mental Division

100

720÷8=

90

200

3600÷6=

500

300

4200÷7=

600

400

300÷5=

DOUBLE POINTS

60

500

4000÷8

500

Mental Word Problems

100

What number is 29 less than 84?

DOUBLE POINTS

55

200

What number is 35 more than 475?

510

300

There are 80 pages in one exercise book. How many pages are there in 6 exercise books?

480

400

A shopkeeper packed 200 onions equally into 5 bags. How many onions were there in each bag?

40

500

Alex sold 70 muffins on Friday. He sold 4 times as many muffins on Sunday as on Friday. How many muffins did he sell on Sunday?

280