Rounding
(10, 100)
Rounding
(1000, 10 000)
Multiplication
(2 by 2 digits)
Multiplication
(3 by 2 digits)
Addition
100
Round 55 to the nearest 10

60

100

Round 10 842 to the nearest 1000

11 000

100

11 x 11

121

100

121 x 13

1 573

100

What is 258 + 132 ?

390

200

Round 29 059 to the nearest 100

29 100

200

Round 12 092 to the nearest thousand

12 000

200

23 x 17

391

200

342 x 18

6 156

200

What is 457 + 209 ?

666

300

Round 823 to the nearest 100

800

300

Round 91 235 to the nearest 10 000

90 000

300
56 x 14

784

300

 450 x 32

14 400

300

What is 7812 + 496 + 32 ?

8340

400

Round 23 084 to the nearest 10 

23 080

400

Round 129 560 to the nearest 1000

130 000

400

88 x 45

3 960

400

671 x 55

36 905

400

What is 14 678 + 45 + 612 + 5 ?

15 340

500

Round 54 891 to the nearest 100

54 900

500

Round 1 231 200 to the nearest ten thousand

1 230 000

500

91 x 71 

6 461

500

823 x 19 

15 637

500

What is 78 + 5 287 +  71 + 923 ?

6 359

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