Addition
Subtraction
Rounding to 10
Rounding to 100
Word Problems
100

4 + 7 = ?

11

100

13 - 8 = ?

5

100

Round 19 to the nearest 10.

20

100

Round 99 to the nearest hundred.

100

100

In November, Ms. Markland gave 102 bee cards, and Mrs. Rowell gave 159 bee cards. How many bee cards did they give out in all?

261 bee cards

200

25 + 75 = ?

100

200

90 - 45 = ?

45

200

Round 54 to the nearest ten.

50

200

Round 517 to the nearest hundred.

500

200

Giuliana has 6 packs of crayons. Each pack has 10 crayons. How many crayons does she have in all?

60 crayons

300

430 + 230 = a

660

300

850 - 330 = c

520

300

Round 732 to the nearest ten.

730

300

Round 179 to the nearest hundred. 

200

300

Eliza has 150 beads. She makes 6 bracelets, and each bracelet has 5 beads. How many beads does Eliza have left?

Bonus: Write an equation that represents the situation.

120 beads

150 - (6 x 5) = ?

400

b = 357 + 211

468

400

x = 675 - 214

461

400

True or false: 397 rounded to the nearest ten is 400.

True

400

True or False: 850 rounded to the nearest hundred is 900.

True

400

Oscar has 503 Robux. He buys 8 items that each cost 10 Robux. How many Robux does Oscar have left?

Bonus: Write an equation that represents the situation.

423 Robux

503 - (8 x 10) = ?

500

p = 368 + 275

643

500

m = 531 - 268

263

500

True or false: 645 rounded to the nearest ten is 640.

False

Bonus: What is 645 rounded to the nearest ten? Why?

500

Round 49 to the nearest hundred.

0

500

Addy is playing a card game with 392 cards. She give 108 cards to Asmaa. Then, Raymond gives her 213 cards. How many cards does Addy have now?

Bonus: Raymond estimates that Addy will have about 500 cards. Do you agree with Raymond?

497

400 - 100 + 200 = 500