1. Name __________________________________ Date ______________________
Mrs. Labuski & Mrs. Portsmore Period _______ Unit 8 Lesson 3B Percent of a Number
OC 5-5 /TB 8-9
1. Jenny sold 380 boxes of cookies for her Girl Scout troop. Fifty-five percent of the cookies
she sold were oatmeal cinnamon boxes. How many boxes of oatmeal cinnamon cookies did
she sell?
2. Keon jumps rope for 20 minutes. If he has completed 80% of his routine, how many
minutes will Keon jump rope in all?
3. Michelle ran 460 miles this month preparing for a race. Thirty-five percent of the miles she
ran were during bad weather. How many miles did Michelle run in bad weather?

2. 4. Jenna ordered 28 shirts for her soccer team. Seventy-five percent of those shirts were size
large. How many large shirts did Jenna order?
5. Douglas sold 125 sandwiches to raise money for his boy scout troop. Eighty percent of
those sandwiches were sold in his neighborhood. How many sandwiches did Douglas sell in
his neighborhood?
6. Samuel has run for 45 minutes. If he has completed 60% of his run, how many minutes will
Samuel run in all?

3. Name __________________________________ Date ______________________
Mrs. Labuski & Mrs. Portsmore Period _______ Unit 8 Lesson 3B Percent of a Number
OC 5-5 /TB 8-9
1. Jenny sold 380 boxes of cookies for her Girl Scout troop. Fifty-five percent of the cookies
she sold were oatmeal cinnamon boxes. How many boxes of oatmeal cinnamon cookies did
she sell?
is = %
of 100
x = 55
380 100
100x = 20,900
÷100 ÷100
x = 209
209 boxes were oatmeal cinnamon
2. Keon jumps rope for 20 minutes. If he has completed 80% of his routine, how many
minutes will Keon jump rope in all?
is = %
of 100
20 = 80
x 100
2000 = 80x
÷80 ÷80
x = 25
He will jump rope for 25 minutes
3. Michelle ran 460 miles this month preparing for a race. Thirty-five percent of the miles she
ran were during bad weather. How many miles did Michelle run in bad weather?
is = %
of 100
x = 35
460 100
100x = 16100
÷100 ÷100
x = 161
She ran 161 miles in the rain

4. 4. Jenna ordered 28 shirts for her soccer team. Seventy-five percent of those shirts were size
large. How many large shirts did Jenna order?
% = is
100 of
75 = x
100 28
100x = 2100
÷100 ÷100
X = 21
Jenna ordered 21 large shirts
5. Douglas sold 125 sandwiches to raise money for his boy scout troop. Eighty percent of
those sandwiches were sold in his neighborhood. How many sandwiches did Douglas sell in
his neighborhood?
% = is
100 of
80 = x
100 125
100x = 2000
÷100 ÷100
x = 20
Douglas sold 20 sandwiches in his neighborhood.
6. Samuel has run for 45 minutes. If he has completed 60% of his run, how many minutes will
Samuel run in all?
% = is
100 of
60 = x
100 45
100x = 2700
÷100 ÷100
x = 27
Samuel will run 27 minutes.

5. 4. Jenna ordered 28 shirts for her soccer team. Seventy-five percent of those shirts were size
large. How many large shirts did Jenna order?
% = is
100 of
75 = x
100 28
100x = 2100
÷100 ÷100
X = 21
Jenna ordered 21 large shirts
5. Douglas sold 125 sandwiches to raise money for his boy scout troop. Eighty percent of
those sandwiches were sold in his neighborhood. How many sandwiches did Douglas sell in
his neighborhood?
% = is
100 of
80 = x
100 125
100x = 2000
÷100 ÷100
x = 20
Douglas sold 20 sandwiches in his neighborhood.
6. Samuel has run for 45 minutes. If he has completed 60% of his run, how many minutes will
Samuel run in all?
% = is
100 of
60 = x
100 45
100x = 2700
÷100 ÷100
x = 27
Samuel will run 27 minutes.

6. 4. Jenna ordered 28 shirts for her soccer team. Seventy-five percent of those shirts were size
large. How many large shirts did Jenna order?
% = is
100 of
75 = x
100 28
100x = 2100
÷100 ÷100
X = 21
Jenna ordered 21 large shirts
5. Douglas sold 125 sandwiches to raise money for his boy scout troop. Eighty percent of
those sandwiches were sold in his neighborhood. How many sandwiches did Douglas sell in
his neighborhood?
% = is
100 of
80 = x
100 125
100x = 2000
÷100 ÷100
x = 20
Douglas sold 20 sandwiches in his neighborhood.
6. Samuel has run for 45 minutes. If he has completed 60% of his run, how many minutes will
Samuel run in all?
% = is
100 of
60 = x
100 45
100x = 2700
÷100 ÷100
x = 27
Samuel will run 27 minutes.