6th Unit 1 Review

Division

100

48.6 ÷ 6

8.1

200

324 ÷ 1.5

216

300

15.75 ÷ 0.5

31.5

400

246.4 ÷ 3.2

77

500

1,296 ÷ 12.8

101.25

Decimals

100

4.6 + 3.75

8.35

200

7.25 – 2.48

4.77

300

5.8 × 2.3

13.34

400

8.4 ÷ 0.7

12

500

15.6 × 0.48

7.488

Factors & Multiples

100

Find the GCF of 8 and 12

4

200

Find the LCM of 3 and 9

9

300

Find the GCF of 30 and 45

15

400

Find the LCM of 6 and 8

24

500

Find the GCF of 84 and 100

4

Area

100

What’s the formula for the area of a triangle?

½ × base × height 

(base x height) ÷ 2

200

Find the area of a triangle with base 10 cm and height 8 cm.

40 cm²

300

Find the area of a parallelogram with a base of 12 ft and height of 9 ft.

108 ft²

400

A polygon is made of two rectangles: one 8×3 and one 5×3. What’s the total area?

24 + 15 = 39 units²

500

A figure is made of a rectangle (6×4) and a triangle (base 6, height 4). What’s the total area?

24 + 12 = 36 units²

Real-World Math

100

A fabric roll is 4.5 m long. If you cut it into pieces that are each 0.75 m. How many pieces will you have?

6

200

A wall is 9.5 ft wide and 8 ft tall. What’s the area?

76 ft²

300

A baker divides 48.6 lbs of dough into 12 containers. How much in each?

4.05 lbs

400

Two numbers have a GCF of 4 and a product of 96. What’s their LCM?

24

500

A rectangle has base 15.8 m and area 110.6 m². What’s the height?

7 m