Addition/Subtraction
Multiplication
Division
LCM & GCF
100

3.4 + 2.4

5.8

100

0.2 x 1.3

0.26

100

4.55 ÷ 5

0.91

100

What is the greatest common factor of 12 and 15?

3

200

25.348 + 19.832

45.18 or 45.180

200

5 x 98.2

491.0 or 491

200

0.63 ÷ 7

0.09

200

What is the least common multiple of 3 and 7?

21

300

19.729 - 4.32

15.409

300

4.4 x 6

26.4

300

12 ÷ 0.04

300

300

What is the greatest common factor of 64 and 80?

16

400

5439.3298 + 2.39

5441.7198

400

7 x 21.6

151.2

400

1.896 ÷ 0.08

23.7

400

You bring snacks for your basketball team every fifth game. Every third game is a home game. When will be the first time that you bring snacks to a home game?

15th game

500

The temperature of the ocean was 67.3 degrees at dawn. By noon, it had increased by 8.6 degrees. What was the temperature at noon?

75.9 degrees

500

Maria received $15 an hour for raking leaves. If she raked for 5.5 hours, how much was she paid?

$82.50

500

A blueberry pie has 30.6 grams of fat. If it is cut into 6 slices, how many grams of fat are in 1 slice?

5.1 grams

500

Sarah is making bead necklaces. She has 60 blue beads and 72 green beads. What is the greatest number of identical necklaces she can make if she wants to use all the beads?

6