Round to the nearest 10
Round to the nearest 100
Round to the nearest 1000
Challenge - estimate sums
100

Round to the nearest 10 in 78.

80

100

Round to the nearest 100 in 270.

300

100

Round to the nearest 1000 in 1,900.

2,000

100

Round these 2 numbers to the nearest ten in the equation - 32 + 59.

30 + 60

200

Round to the nearest 10 in 345.

350

200

Round to the nearest 100 in 845.

800

200

Round to the nearest 1000 in 5,610.

6,000

200

Round these 2 numbers to the nearest ten in the equation - 53 + 69.

50 + 70

300

Round to the nearest ten in 2,364

2,360

300

Round to the nearest 100 in 2,535.

2,500

300

Round to the nearest 1000 in 7,091.

7,000

300

Round these 2 numbers to the nearest ten in the equation - 59 + 92.

60+90

400

Round to the nearest 10 in 8,705

8,710

400

Round to the nearest 100 in 5,060.

5,100

400

Round to the nearest 1000 in 6,999.

7,000

400

Round these 2 numbers to the nearest ten in the equation - 88 + 109.

90 +110

500

Round to the nearest ten in 10,729

10,730

500

Round to the nearest 100 in 3,006

3,000

500

Round to the nearest 1000 in 10,239.

10,000

500

Round these 2 numbers to the nearest ten in the equation - 132 + 19.

130 + 20

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