064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
Homework Finding Percents Worksheet
Time to Check it!!(pp 12)
064 Finding a Number When the Percent is Known.notebook December 05, 2013
1. What is 80% of 165? 132
2. 15% of what number is 6? 40
3. 34 is what percent of 85? 40%
064 Finding a Number When the Percent is Known.notebook December 05, 2013
4. What is 20% of 8? 1.6
5. 50% of what number is 931? 1,862
6. 190 is what percent of 304? 62.5%
064 Finding a Number When the Percent is Known.notebook December 05, 2013
7. What is 32% of 6350? 2032
8. 49 is what percent of 100% 49%
9. 2 is what percent of 200? 1%
064 Finding a Number When the Percent is Known.notebook December 05, 2013
10. What is 150% of 30? 45
11. 17% of 200 is what number? 34
12. 16 is what percent of 42? 38.1%
064 Finding a Number When the Percent is Known.notebook December 05, 2013
Learning Objective
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
42 is 5% of what number?Choose a method:
Proportion Equation
5 42100 n= 42 = 5% n.
(pp 13)
064 Finding a Number When the Percent is Known.notebook December 05, 2013
8% of what number is 24?
064 Finding a Number When the Percent is Known.notebook December 05, 2013
42 is 175% of what number?
064 Finding a Number When the Percent is Known.notebook December 05, 2013
The king cobra can reach a length of 18 feet. This is only about 60% of the length of the largest reticulated python. Find the length of the largest reticulated python.
Choose a method:Proportion Equation
064 Finding a Number When the Percent is Known.notebook December 05, 2013
You have now seen all three types of percent problems.
064 Finding a Number When the Percent is Known.notebook December 05, 2013
Solving Word Problems Using Percents
064 Finding a Number When the Percent is Known.notebook December 05, 2013
1. A survey asked 180 people if they like winter. 45 people said yes and the rest said no. What percent said yes?
(pp 14)
064 Finding a Number When the Percent is Known.notebook December 05, 2013
2. At football practice Ryan made 24 field goals, which was 80% of the field goals attempted. How many field goals did Ryan attempt?
064 Finding a Number When the Percent is Known.notebook December 05, 2013
3. Jackie spends 25% of her monthly salary on rent. Her rent is $650. What is her monthly salary?
064 Finding a Number When the Percent is Known.notebook December 05, 2013
Learning ObjectiveStudents will learn to find a number when the percent is known and show understanding on the quiz tomorrow.
064 Finding a Number When the Percent is Known.notebook December 05, 2013
4. A raw apple weighing 5.3 oz contains 4.45 oz of water. What percent of an apple is water?
064 Finding a Number When the Percent is Known.notebook December 05, 2013
5. In 2003 the population of Fairbanks, Alaska was 30, 970. This was about 491% of the population of Kodiak, Alaska. What was the population of Kodiak in 2003?
064 Finding a Number When the Percent is Known.notebook December 05, 2013
6. Lisa's starting pay was $8.50 per hour. After 8 months she was given a 6% raise. How much per hour was Lisa's raise?
064 Finding a Number When the Percent is Known.notebook December 05, 2013
7. On his last test, Alex answered 80% of the questions correctly. If there were 80 questions on the test, how many did he answer correctly?
064 Finding a Number When the Percent is Known.notebook December 05, 2013
8. Carla must complete 20 laps during swim practice. She has completed 30% of the required laps. How many more does she need to complete?
064 Finding a Number When the Percent is Known.notebook December 05, 2013
Learning ObjectiveStudents will learn to find a number when the percent is known and show understanding on the quiz tomorrow.
064 Finding a Number When the Percent is Known.notebook December 05, 2013
The store owner offered to order the new football uniforms if the team would pay 33 % of the cost in advance. The players did not accept the offer.They always passed on a third down.
13
Math Humor
064 Finding a Number When the Percent is Known.notebook December 05, 2013
C J
064 Finding a Number When the Percent is Known.notebook December 05, 2013
D J
064 Finding a Number When the Percent is Known.notebook December 05, 2013
71.2% 28.8%
064 Finding a Number When the Percent is Known.notebook December 05, 2013
C G
064 Finding a Number When the Percent is Known.notebook December 05, 2013
DH
064 Finding a Number When the Percent is Known.notebook December 05, 2013
Learning ObjectiveStudents will learn to find a number when the percent is known and show understanding on the quiz tomorrow.
064 Finding a Number When the Percent is Known.notebook December 05, 2013
Homework
(pp 1516) (pp 1516)
064 Finding a Number When the Percent is Known.notebook December 05, 2013
A.B.C.D.
B.
C.
064 Finding a Number When the Percent is Known.notebook December 05, 2013
A.B.C.D.
A.
C.
064 Finding a Number When the Percent is Known.notebook December 05, 2013
A.B.C.D.
A.
B.
064 Finding a Number When the Percent is Known.notebook December 05, 2013
A.B.C.D.
B.
A.
064 Finding a Number When the Percent is Known.notebook December 05, 2013
A.B.C.D.
C.
B.
064 Finding a Number When the Percent is Known.notebook December 05, 2013
8.4992162.1
064 Finding a Number When the Percent is Known.notebook December 05, 2013
400% 8%32.5%170%
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
47.4
064 Finding a Number When the Percent is Known.notebook December 05, 2013
23% of 20
5
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013
064 Finding a Number When the Percent is Known.notebook December 05, 2013