Addition Equations
Subtraction Equation
Rounding
Word Problems
Challenge
100

25 + 45

70

100

47 - 21 

26

100

What is 487 rounded to the nearest ten

490

100

There were 567 people at a concert after 35 went home. How many were at the concert before they decided to go home?

602

100

Nancy wrote the greatest number that can be made using each of these digits. What was her number?


534981

985,431

200

38 + 42

80

200

95-75

20

200

What is 321 rounded to the nearest ten?

320
200

There are 500 seats in the school gym. There are 358 students sitting in the seats. How many are empty?

142

200

Luis and Liz each rounded 879 to the nearest ten thousand. Luis wrote 880 and Liz wrote 900. Who is correct?

Luis

300

56 + 89

145

300

721 - 417

304

300

What is 638 rounded to the nearest hundred?

600

300

Jack buys two pairs of shoes.

      - The boots cost $154

      - The boots cost $48 more than the sneakers.

How much did Jack pay for the sneakers?

$106

300

Using which operations do my numbers get smaller?

Subtraction/Division
400

256 + 482

738

400

532 - 389

143

400

What is 371 rounded to the nearest ten and hundred?

ten- 370

hundred- 400

400

Brandon's mom drove 175 miles Monday, 315 miles on Tuesday, and still has to drive 311 miles to drive Wednesday. About how many miles will she drive in all?

800

400

What is the answer to the follow equation:

6 hundreds + 18 tens + 12 ones

792

500

628 + 349

977

500

427 - 388

39

500

What is 878 rounded to the nearest ten and hundred?

ten- 880

hundred- 900

500

The shop has 478 muffins and 265 cookies. How many sweet treats do they have in all?

743

500

What is the answer to the following equation:

2 hundreds + 38 tens + 19 ones?

599