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Do Now: Find every fraction with a denominator less than 50 that is equivalent to the given fraction. Answers to Do Now. Working With Percents – page 95. Fractions with 100 in the denominator are useful. You can easily order them and write them as decimals. Key Vocabulary. - PowerPoint PPT Presentation
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Do Now: Find every fraction with a denominator less than 50 that is equivalent to the given fraction.
Answers to Do Now
Working With Percents – page 95
Fractions with 100 in the denominator are useful. You can easily order them and write them as decimals.
50100
7100
44100
2250
225
315
Key Vocabulary
Percent – part-to-whole comparison that uses 100 as the whole. The word percent means “out of 100.”
For each bar, estimate the number of free throws that should go with each marked percent in the picture.
Converting Decimals to Percents
When converting decimals to percents, move the decimal two places to the right or multiply by 100.
1) .35
2) 1.32
3) 0.50
4) 0.007
5) 2.23
6) .05
What Happens When We Have to Convert Fractions to Percents?
Convert the denominator to 100. If this is not possible, you must divide and multiply by 100.
1) 2) 3)
What Happens When We Have to Convert Mixed Numbers to Percents?
Convert the mixed number to an improper fraction. If possible, convert denominator to 100. If this is not possible, you must divide and multiply by 100.
1) 1 2) 4 3) 7
ACE ASSSIGNMENT #20 1/2/14
CCV#1
GROUP 1 – pg. 119 #g – i, pg. 120 #4 – 7, pg. 121 #5 – 10
GROUP 2 – pg. 119 #g – i, pg. 120 #4 - 7, pg. 121 #5 – 12
GROUP 3 – pg. 120 #4 – 7, pg. 121 #5 – 14, pg. 123 #26 – 29
HOMEWORK: COPY PAGE 124 #40 - 42 & PAGE 128 #2 - 4
Do Now: Find every fraction with a denominator less than 50 that is equivalent to the given fraction.
Focus Question: What strategies can we use to convert a percent to a decimal or a percent to a fraction?
1) 2) 1
Let’s Review What We Learned On Thursday!
Covert each fraction below to a percent.
1) 2) 3)
4) 2 5) 4 6) 3
Now, How Do You Think We Convert a Percent Back To a Decimal?
Let’s think, “What operation do we use to convert a decimal to a percent?” So, to convert a percent to a fraction I would use the __________ operation of _____________ which is ____________.
1) 67% 2) 4% 3) 0.4%
4) 34% 5) 112% 6) 90%
ACE ASSIGNMENT #21 1/6/14
CCV #1Group 1 – pg. 110 #a – c, pg. 112 #1 – 3, pg. 113 #1 – 10
Group 2 – pg. 110 #a – c, pg. 112 # 1 – 3, pg. 113 #1 – 12
Group 3 - pg. 110 #a – c, pg. 112 #1 – 7, pg. 113 #1 – 12
HW – handout pg. 115
Do Now: Bits & Pieces page 107 #26 - 32
Let’s Review the Do Now
Let’s Review the Do Now
What is 10% of 20?Then, what is 20% of 20?30% of 20?40% of 20?50% of 20?60% of 20?70% of 20?80% of 20?90% of 20?100% of 20?
0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
What is 10% of 60? Then, what is 20% of 60? 30% of 60? 40% of 60? 50% of 60? 60% of 60? 70% of 60? 80% of 60? 90% of 60? 100% of 60?
Can you then find 5% of 60? 15% of 60? 25%of 60? 35% of 60? 45% of 60? 55% of 60? 65% of 60? 75% of 60? 85% of 60?
95% of 60?
0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
What is 10% of 44?Then, what is 20% of 44?30% of 44?40% of 44?50% of 44?60% of 44?70% of 44?80% of 44?90% of 44?100% of 44?
Can you then find 5% of 44? 15% of 44? 25%of 44? 35% of 44? 45% of 44? 55% of 44? 65% of 44? 75% of 44? 85% of 44? 95% of 44?
0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
ACE ASSIGNMENT #22 1/7/14
CCV #1Pg. 103 #2 – 5, pg. 105 #19 – 20, 21, & pg. 106 #25
Remember, the denominator is the total amount. Therefore, for #20 on pg. 105 you must add the amounts for yes & no to get the denominator.
Do Now: Bits & Pieces page 105 #15 & 16.
**Remember, the denominator is the total amount.
Let’s Review
What is 10% of 80?
What is 10% of 95?
What is 10% of 420?
8
9.5
42
Let’s Review
What is 10% of 80?
What is 10% of 95?
What is 10% of 420?
8
9.5
42
5% 20% 35%
What is 10% of 34? Then, what is 20% of 34? 30% of 34? 40% of 34? 50% of 34? 60% of 34? 70% of 34? 80% of 34? 90% of 34? 100% of 34?
0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
So, what is 1% of 34?
If 44% of Marjorie’s class has dimples, how many students would this be?
If 53% of Marjorie’s class has dimples, how many students would this be?
0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
0% 10%
We Can Use a Rate Table to Organize Our Data
People in Class
Percent in Class
1% 2% 3% 4% 5% 10% 15% 20% 25% 30% 50% 60% 75%
ACE ASSIGNMENT #23 1/8/14
CCV #1Pg. 104 #6 - 14
Remember, the denominator is the total amount.
