Semester Review WITH Calculators

Percentages

100

What is 0% of 6?

0

200

What is 50% of 12?

6

300

What is 25% of $16.96?

$4.24

400

What is 10% of 15.99 (ROUND to the nearest cent)

$14.39

(round DOWN from $14.391)

500

6 is 25% of what number?

(hint: don't use multiplication)

24

(6 / 25% = 24)

Decimals & conversion

100

0.3 X $4.50 =

$1.35

200

$19.99 / 0.5

$39.98

300

Write .50 as a percentage

50%

400

17.98 X 0.3 =

(ROUND to the nearest cent)

$5.39

(round DOWN from 5.394)

500

Write 0.0553 as a percentage

5.53%

Fractions

100

1/3 X 12/13

12/39

200

Simplify 36/4

9

300

14/50 X 3 =

42/50

400

2/5 X 10 =

(SIMPLIFY answer)

2

(10/5= 2)

500

1/4 X 7 =

(SIMPLIFY ANSWER)

1 3/4

(7/4 = 1 3/4)

Word Problems

100

The total cost of the meal is $10.00. Calculate a 20% tip.

$2.00

200

The total cost of the meal is $16.20. Calculate a 15% tip.

$2.43

300

We are making 1/2 of the guacamole recipe. The original recipe calls for 4 avocadoes. How many avocadoes do we need?

2

(4 X 1/2 = 2)

400

The BBQ pork buns cost $5.95. Calculate the 10.1% sales tax.

(ROUND answer to nearest cent)

$0.60

(round DOWN from 0.60095)

500

We are making 3 times the cookie recipe. The original recipe calls for a 1/2 cup of sugar. How much sugar do we need?

(SIMPLIFY answer)

1 1/2 cups of sugar

(3/2 = 1 1/2)