multiplication=+
plus
minus
rounding
division
100

10x10

100

100

100+100

200

100

50-30

20

100

195 to the nearest 10

200

100

99/33

3

200

20x2

 40

200

400+20

420

200

70-40

30

200

555 to the nearest 100

600

200

100/100

1

300

500x2

  1000

300

1000+100

1100

300

100-75

25

300

655 to the nearest ten

660

300

48/4

12

400

2000x2

 4000

400

5000+500

5,500

400

5000-700

300

400

750 to the nearest 100

800

400

100/4

25

500

50,000x4

200,000

500

60,000+40,000

100,0000

500

5000-900

4100

500

1,265 to the nearest 100

1,300

500

200/4

50