Addition
Subtraction
Word Problems
Estimation
Random
100

500,000 + 234,789

734,789

100
9,788 - 1,234 

8,554

100

The school library had 12,450 books. The school bought 2,350 more books. Then, students checked out 1,200 books.

13,600 books

100

Round each number to the nearest hundred, then add.

2,476 + 3,218 = ?

5,700

100

Which is greater: 38,475 or 38,457?

38,475

200

451,321 + 321,000

772,321

200

7,589 - 1, 900 

5,689

200

A school fundraiser raised $14,250 in September and $8,375 in October. The school spent $6,500 on new playground equipment.

How much money does the school have left?

$16,125

200

Round each number to the nearest thousand, then subtract.

8,749 − 3,264 = ?

6,000

200

What number is 1,000 less than 25,678?

24,678

300

965,456 + 78,531

1,043,987

300

15, 612 - 10, 581

5,031

300

A stadium can hold 45,000 people. For a football game, 32,475 tickets were sold. On game day, 4,825 more tickets were sold.

How many seats were still empty?

7,700 seats

300

Round each number to the nearest thousand, then add and subtract.

14,682 + 6,437 − 3,218 = ?

18,000

300

What is 5,000 more than 28,675?

33,675

400

999,999 + 99,999

1,099,998

400
25,000 - 12,567 

12,433

400

A toy company made 52,680 toys in January. In February, it made 8,945 fewer toys than in January. In March, it made 6,725 more toys than it made in February.

How many toys did the company make during all three months?

148,085 toys

400

Round each number to the nearest ten thousand, then subtract and add.

47,826 − 18,349 + 26,472 = ?

60,000

400

Find the missing number:
45,000 − ____ = 18,725

26,275

500

1,234,567 + 745, 666

1,980,233

500

30,000 - 24, 987

5, 013

500

An amusement park had 38,725 visitors on Saturday. On Sunday, 12,680 fewer people visited than on Saturday. On Monday, 4,975 more people visited than on Sunday.

How many people visited the amusement park during all three days?

95,790 people

500

Round each number to the nearest ten thousand, then solve.

63,784 − 27,451 + 18,693 − 9,276 = ?


40,000

500

35,000 − 12,475 + 6,250 =?

 28,775

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