Rounding to the nearest 10s
Rounding to the nearest 100s
rounding to the nearest 1,000
Estimation
Estimation word problems
100

What is 31 rounded to the nearest tens?

30

100

What is 102 rounded to the nearest hundreds?

100

100
What is 2,300 rounded to the nearest thousands
2,000
100

What is the approximate sum of 62 and 25?

90

100

Amy wanted to collect enough stamps for the students in the 3rd grade. There are 425 students in the class, about how many stamps, to the nearest ten, will she need?

430 stamps

200

What is 56 rounded to the nearest tens?

60

200

What is 172 rounded to the nearest hundreds?

200

200
What is 4,600 rounded to the nearest thousands
5,000
200

Roughly, what is the difference between 93 and 17?

70

200

Ms. Kelly ordered pizza for a birthday party. There are 26 kids that will be coming to the party. If each kid gets one slice, about how many slices of pizza should she order?

30 slices of pizza

300

What is 315 rounded to the nearest tens?

320

300

What is 9,789 rounded to the nearest hundreds?

9,800

300

What is 16,578 rounded to the nearest thousands?

17,000

300
Around what is the sum of 2,521 and 1,462?

4,000

300

Ms. Culkin wanted to order coloring books for the entire school. There are 2,612 students at Ashby Lee Elementary. Approximately, how many should she order?

3,000 coloring books

400

What is 6,245 rounded to the nearest tens?

6,250

400

What is 2,541 rounded to the nearest hundreds?

2,500

400

What is 28,412 rounded to the nearest thousands

28,000

400

What is the approximate difference of 6,678 and 3,124?

4,000

400

Joey brought in 47 baseball cards and has 114 more at home. About how many baseball cards, to the nearest ten, does he have total?

160 baseball cards

500

What is 21,687 rounded to the nearest tens?

21,690

500

What is 951 rounded to the nearest hundreds?

1,000

500
What is 9,600 rounded to the nearest thousands
10,000
500

Estimate the difference between the following numbers to the nearest thousand. 

15,834 and 9,461

7,000

500

There are 592 apples in the store, 387 apple are sold by the end of the day. Roughly how many apples are left in the store?

200 apples