6th grade math review

Order of Operations

100

5² x (40-32) - 100

100

200

-8 x (5 + 5) - (-3) + 12 

-65

300

-4 + 20/5 x 3 + 16

24

400

1/2j + 1/8k 

j = 1 7/8  k = 2 1/2 

1 1/4 

500

-5³ + (30 + 5) / -7

-130

Decimals

100

5.4 + 3.2 

8.6 

200

5.46 x 1.2

6.552

300

17.5/7

2. 5

400

Find the perimeter of a square if each side is 4.35 cm. 

17.4 cm

500

Find the mean of 2.5, 3.8, 4.5, 6.8, 2.66 

4.052

Multi/dividingFractions

100

3/4 divided by 1/2

1 1/2

200

4/7 x 1/2

2/7 

300

1 1/3 x 7/12

7/12

400

Brad pick 1/4 of a pound of cherries. That afternoon, his brother ate 1/2 of the cherries. How many pounds of cherries did Brad's brother eat?

1/8 of a pound

500

Becky made 9/10 of a quart of chocolate chip cookie dough ice cream. Each cone holds 3/8 of a quart. How many cones will Becky be able to fill? 

2 2/5 cones 

+ and - fractions

100

1/8 + 2/8

3/8

200

8 2/5 + 8/10

9 1/5

300

3 3/6 + 6/13

3 25/26

400

4 3/25 + 4/12

4 34/75 

500

5 9/25 + 10/16

5 197/200 

Misc.

100

What is 4/5 as a percentage?

80% 

200

What is 75% of 36?

27

300

Find the circumference of a circle with a diameter of 2.5 inches?

7.85 inches

400

What is the length of a rectangle with an area of 8.76 cm² and a width of 1.2 cm 

7.3 cm 

500

What is the diameter of a tractor tire if the circumference is 35.46 in.?

Rounded to the nearest hundredth.

11.29 inches