Finding Percents of the total
Lyla baked 200 cupcakes for the school bake sale. She sold 80% of them. How many did she sell?
160 cupcakes
The middle school's baseball team won 20 games last year. This year they won 22 games. What is the percent of change from last year to this year?
Percent of increase, 10%
3a+2b-a+4b
2a+6b
2s+5=9
s=2
-7(x+2.1)
-7x-14.7
Fifteen percent of a bag of chocolate candies have a red coating on them. How many red pieces are in a bag of 60 candies?
9 pieces
If a loaf of bread was priced $1.50 on one day and $1.20 the next, what is the percent of change of the bread?
Percent of decrease, 20%
3 burgers + 2 hot dogs + 4 burgers
7b+2h
3x+7=43
x=12
-4(-7p+7)
28p-28
A store started the day with 1,000 footballs, and sold 87 percent of the footballs. How many footballs did the store have left at the end of the day?
130 footballs are left.
John used to weigh 270 pounds and now weighs 216 pound. What is the percent decrease in John's weight?
20%
ab+ab+ab-ab+ab
3ab
2x-10=18
x=14
-2(8c+6.3)
-16c-12.6
Cary's dad gave her $20 to spend on shoes at the mall. Cary spent 85% of the money on one pair of shoes. How much money does Cary's dad get back from his $20 ?
$3
Lisa weighed 8 pounds when she was born. She now weighs 36 pounds. What is the percent of change in Lisa's weight?
percent of increase, 350%
5x+6y+3xy-5x+2xy
6y+5xy
2w-1=1
w=1
-9(-5+3 1/2)
13.5
Hilda works at a candy store and sold 80 pounds of peanut butter candies in one day. Computer totals show that of the 120 customers that day, 40% bought peanut butter candies. How many customers purchased peanut butter candies that day?
48 customers bought peanut butter candies.
Matthew had $50. He spent $15 on a present for his mom. What percent decrease in money will this be for Matthew?
30%
7n+11e
5y+9=79
y=14
-7(-6 1/6 + 2 2/3)
24.5