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

about how many is 46+25?

50 + 30 = 80
100

Isaiah brought in about 24 pencils and 52 pens. About how many pencils and pens does he have in all?

20 + 50 = 70

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

about how many is 369 - 102

400 - 100 = 300

200

Ms. Treffy orders 3 pizzas for her class. Each pizza has 8 slices. About how many slices of pizza did she order?

10 + 10 + 10 = 30

300
What is 45 rounded to the nearest tens
50
300
What is 789 rounded to the nearest hundreds
800
300
What is 6, 578 rounded to the nearest thousands?
7,000
300

about how many is 458 + 1,231

500 + 1,200 = 1,700

300

Rania read 481 pages of her book. Peter read 37 fewer pages than Rania. About how many pages did Peter read?

480 - 40 = 440

400
What is 15 rounded to the nearest tens
20
400
What is 541 rounded to the nearest hundreds
500
400
What is 8,412 rounded to the nearest thousands
8,000
400

about how many is 892 - 473?

900 - 500 = 400

400

Rosalie has 436 buttons. Wesley has  321 buttons. How many more buttons does Rosalie have than Wesley?

400 - 300 = 100

500
What is 97 rounded to the nearest tens
100
500
What is 951rounded to the nearest hundreds
1,000
500
What is 9,600 rounded to the nearest thousands
10,000
500

about how many is 1,971 + 5,082?

2,000 + 5,000 = 7,000

500

Room 103 walks 2,361 steps. Room 101 walks 3,864 steps. About how many steps did both rooms walk?

2,000 + 4,000 = 8,000

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