Show:
Rounding
Addition
Subtraction
Word Problems
Ordering Numbers
100

Round 871 to the nearest hundred.

870

100

600+ 180 =______

780

100

941- 631 = ____

310

100

Christina has a box of 78 crayons. She dropped 25 crayons in the hallway and was able to pick 17. How many crayons does she have now?

She has 70 crayons.

100

Order the numbers from least to greatest


543, 367, 429, 426, 799

367, 426, 429, 543, 799

200

Round 627 to the nearest hundred.

600

200

797 + 171 = _____

965

200

745 -398 =______

347

200

Ms. Garcia baked 36 cupcakes on Saturday and 26 more on Sunday. If she needs a total of 75 cupcakes, how many more cupcakes does she need?

She needs 13 more cupcakes.

200

Order the numbers from least to greatest


4,368, 2,964, 7,436, 4,396

2,964, 4,368, 4,396, 7,436

300

Round 764 to the nearest ten AND to the nearest hundred.

760 and 800

300

571 + 357 = ____

928

300

960 - 685 =_______

275

300

Ms. Zinszer made made some lemonade using 27 lemons. She has 6 more lemons than Emily. How many lemons does Emily have?

27-6=21

Emily has 21 lemons

300

Order the numbers from greatest to least:


4,675, 8,642, 7,367, 4,863

8,642, 7,367, 4,863, 4,675

400

Round 235 to the nearest ten AND the nearest hundred.

240 and 200

400

692 + 287 = ____

979

400

606 - 249 = _____

357

400

Mrs. B collected $400 for a class party. She spent $80 on pizzas. A student turned in $18 more to Mrs. B  . How much money does Mrs. B have for the party?

Step one: 400-80= 420

Step two: 420+18= 438


Mrs. B has $438 for the party.

400

Order the numbers from least to greatest:

872, 532, 423, 426, 531 

423, 426, 531, 532, 872

500

Create two 3 digit numbers that round to the same hundred.

Use the following numbers: 1 2 3 4 5 6 

Answers may vary.

500

412 + 399 = _____

811

500

600 - 472 = _____

128

500

On Friday, Carl's Cart "sold" 22 bags of takis, 7 gel pens, and 15 fidgets. On Monday, Carl's Cart "sold" 19 stickers, 18 cookies, and 4 erasers.

Did Carl's Cart sell more items on Monday or Friday?

Step 1: Friday they sold 22+7+15=44

Step 2: Monday they sold 19+18+4=41

Step 3: Friday 44> Monday 41


They sold more items on Friday.

500

Order the Numbers from Greatest to Least:

8,523, 9,637, 8,567, 9,636, 8,520

9,637, 9,636, 8,567, 8,523, 8,520