This document contains 10 math word problems. For each problem, the student is asked to identify an unknown percentage, calculate it, and show the work. The problems cover topics like discounts, taxes, tips and calculating percentages of totals. The student's work and solutions are written in below the problems.

2. Name __________________________________________________ Date _________________________
Mrs. Labuski / Mrs. Rooney Period _____________ Homework & Practice 8-10
PLEASE SHOW ALL YOUR WORK BELOW!!!
1. 2.
is = % is = %
of 100 of 100
3. 4.
is = % is = %
of 100 of 100

3. 5. 6.
is = % is = %
of 100 of 100
7. 8.
is = % is = %
of 100 of 100

4. 9. 10.
is = % is = %
of 100 of 100

5. All work
shown below.

6. Name __________________________________________________ Date _________________________
Mrs. Labuski / Mrs. Rooney Period _____________ Homework & Practice 8-10
PLEASE SHOW ALL YOUR WORK BELOW!!!
1. 2.
is = % is = %
of 100 of 100
$18.62 necklace
+$ 7.98 ring
x = 22 26.6 total cost
105.36 100
is = %
100x = 2317.92 of 100
÷100 ÷100
x = 23.1792 x = 35
(can’t have 4 digits after decimal for money so 26.6 100
round to the hundredths)
$23.1792= 23.18 100x = 931 $20.00 bill
$23.18 = tip ÷100 ÷100 -$17.29 price
x = 9.31 $2.71 change
$9.31 = discount Answer: $2.71 change
$26.60 total cost
-$ 9.31 discount
$17.29 = new price
3. 4.
is = % is = %
of 100 of 100
x = 15
x = 8__ 13.27 100
18000 100
100x = 199.05
100x = 144000 ÷100 ÷100
÷100 ÷100 x = 1.9905
x = 1,440 (can’t have 4 digits after decimal for money so
round to the hundredths)
$1.9905 = $1.99
$1.99 = discount
goal: 18,000
extra: + 1,440 $13.27 = lunch
$19,440 total raised -$ 1.99 = discount
$11.28 = total bill after discount

7. 5. 6.
is = % is = %
of 100 of 100
x = 26
51.23 100 x = 18
16.78 100
100x = 1331.98
÷100 ÷100 100x = 302.04
x = 13.3198 ÷100 ÷100
(can’t have 4 digits after decimal for money so x = 3.0204
round to the hundredths) (can’t have 4 digits after decimal for money so
$13.3198 = $13.32 = discount round to the hundredths)
$3.0204= 3.02
$51.23 = bouquet $3.02 = tip
-$13.32 = discount
$37.91 = total bill after discount $16.78 = pizzas
+$3.02 = tip
$19.80 = total to give to delivery man
7. 8.
is = % is = %
of 100 of 100
x = 8.5 x = 6
258.98 100 84.21 100
100x = 2201.33 100x = 505.26
÷100 ÷100 ÷100 ÷100
x = 22.0133 x = 5.0526
(can’t have 4 digits after decimal for money so (can’t have 4 digits after decimal for money so
round to the hundredths) round to the hundredths)
$22.0133 = $22.01 $5.0526 = 5.05
$ 22.01 = tax $5.05 = tax
$258.98 = television $84.21 = bike
+$22.01 = tax +$5.05 = tax
$280.99 = total cost $89.26= total cost

8. 10.
is = %
of 100
x = 35
15 100
100x = 525
÷100 ÷100
x = 5.25 = discount
$15.00 = book
-$ 5.25 = discount
Skip #9!!!
$9.75 = cost of book after discount
is = %
of 100
x = 9
9.75 100
100x = 87.75
÷100 ÷100
x = .8775 = tax
(can’t have 4 digits after decimal for money so
round to the hundredths)
x = .8775 = x = .88