Rounding and Estimating Sums

Estimate the sum: 123 + 456

• 580

• 600

• 650

• 500

Estimate the sum:

2,764 + 4,851

• 7,000

• 6,000

• 5,000

• 8,000

Estimate the sum: Round to the nearest 10

437 + 37

• 440

• 480

• 400

• 460

Estimate the sum: Round to the nearest hundred

567 + 962

• 1,200

• 1,400

• 1,500

• 1,600

Estimate the sum to the greatest place value they have in common.

25,219 + 4,876

• 29,000

• 31,000

• 30,000

• 35,000

Estimate the sum to the greatest place value they have in common.

315,245 + 41,559

• 360,000

• 350,000

• 357,000

• 340,000

Estimate the sum to the greatest place value they have in common.

4,568 + 794

• 5,800

• 5,500

• 5,400

• 5,300

Estimate the sum to the nearest thousand:

367,246 + 84,651

• 480,000

• 450,000

• 500,000

• 452,000

Estimate the sum to the greatest place value they have in common.

36,597 + 571

• 37,100

• 37,200

• 38,000

• 40,600

Estimate the sum to the greatest place value they have in common.

65,447 + 124,557

• 80,000

• 170,000

• 180,000

• 190,000