Unit 5 Test Review

Four students want to buy a science kit and a microscope. The students have $94. If the science kit costs $15 and the microscope costs $8, how much money will they have leftover after they buy one of each?

• $2

• $12

• $22

• $32

Answer explanation

Remember, there are 4 students and EACH one wants to buy a microscope AND science kit. The best way to do this is to add the cost of both together then multiply by four.

Write an equation to show 5/6 as a SUM of unit fractions.

• 2/6 + 3/6

• 1/6 + 1/6 + 1/6 + 1/6 + 1/6

• 1/6 + 4/6

• 3/6 + 2/0

Decompose the fraction TWO ways.

9/12

• 9/2 + 0/10

• 4/12 + 5/12

• 3/12 + 6/12

• 1/5 + 8/4

Decompose the fraction TWO different ways

• 1 + 3/2

• 1/3 + 2/3

• 3/3 + 2/3

• 1 + 2/3

Draw the other half of the symmetrical shape

Answer explanation

Remember that symmetry is a mirror image.

If the shape below is 1/2, what is the whole? Draw it out.

Jim, Jo, Claire, and Myia shared an apple. Jime ate 1/8, Jo ate 3/8, Claire ate 2/8, and Myia ate 1/8. How much did they eat together?

• 1

• 7/8

• 7/24

• 24/7

Mrs. Bair and Mrs. Navaratnam are making cookies. Mrs. Bair put in 1 1/6 and Mrs. N. put in 1 3/6 cups of flour. How much flour have they put in together?

• 1 4/6

• 2 4/6

• 2 4/12

• 1 4/12

4/5 - 2/5

• 2/5

• 2/0

• 2/10

• 2/1

6/10 - 2/10

• 4/0

• 4/20

• 2/10

• 4/10