lesson #6 - ratio language & equivalent ratios day 3
TRANSCRIPT
-
8/11/2019 Lesson #6 - Ratio Language & Equivalent Ratios Day 3
1/12
Ratios, Unit Rate & ProportionsDay 6
Van Siclen Community Middle School
Mr. E Grade 6 Math
Class 602/603/604/605
September 23, 2014
-
8/11/2019 Lesson #6 - Ratio Language & Equivalent Ratios Day 3
2/12
Todays Lesson Link!
www.tinyurl.com/vscmath41
-
8/11/2019 Lesson #6 - Ratio Language & Equivalent Ratios Day 3
3/12
-
8/11/2019 Lesson #6 - Ratio Language & Equivalent Ratios Day 3
4/12
Do Now 3 minutes
Are the ratios 6:7 and 18:21 equivalent? How do you know
Write a ratio that is equivalent to 5:6.
-
8/11/2019 Lesson #6 - Ratio Language & Equivalent Ratios Day 3
5/12
Equivalent Ratios 5 Minutes
Last year in VSC Math, the ratio of girl gamers to boy gamers wa3:7. If there were a total of 50 gamers, how many of them weregirls? How many of them were boys? You may use a tape diagra
What is the new ratio of girl gamers to boy gamers?
Is this ratio equivalent to 3:7? How do you know?
-
8/11/2019 Lesson #6 - Ratio Language & Equivalent Ratios Day 3
6/12
Equivalent Ratios 5 Minutes
The teacher to student ratio in VSC Math is 3:8. If the totalnumber of students and teachers is 33, how many teachers arethere? How many students?
What is the new ratio of teachers to students?
Is this ratio equivalent to 3:8? How do you know?
-
8/11/2019 Lesson #6 - Ratio Language & Equivalent Ratios Day 3
7/12
-
8/11/2019 Lesson #6 - Ratio Language & Equivalent Ratios Day 3
8/12
TIMES TABLES PRACTICE! (2, 3, 4, 5 &
4 x 1 = 4
4 x 2 = 8
4 x 3 = 12
4 x 4 = 16
4 x 5 = 20
4 x 6 = 24
4 x 7
4 x 8
4 x 9
4 x 1
4 x 1
4 x 1
3 x 1 = 3
3 x 2 = 6
3 x 3 = 9
3 x 4 = 12
3 x 5 = 15
3 x 6 = 18
3 x 7 = 21
3 x 8 = 24
3 x 9 = 27
3 x 10 = 30
3 x 11 = 33
3 x 12 = 36
-
8/11/2019 Lesson #6 - Ratio Language & Equivalent Ratios Day 3
9/12
TIMES TABLES PRACTICE! (2, 3, 4, 5 &
7 x 1 = 7
7 x 2 = 14
7 x 3 = 21
7 x 4 = 28
7 x 5 = 35
7 x 6 = 42
7 x 7
7 x 8
7 x 9
7 x 1
7 x 1
7 x 1
6 x 1 = 6
6 x 2 = 12
6 x 3 = 18
6 x 4 = 24
6 x 5 = 30
6 x 6 = 36
6 x 7 = 42
6 x 8 = 48
6 x 9 = 54
6 x 10 = 60
6 x 11 = 66
6 x 12 = 72
-
8/11/2019 Lesson #6 - Ratio Language & Equivalent Ratios Day 3
10/12
Associated Ratios 5 Minutes
Which of the following pictures models that the number of
gold tokens is5
4the number of silver tokens?
Picture 1
Picture 2
Picture 3
-
8/11/2019 Lesson #6 - Ratio Language & Equivalent Ratios Day 3
11/12
Associated Ratios 7 minutes
Mr. E and Mr. Campbell bought VSC Math GOLD Pencils. Mr. E bought 15 more peCampbell. Together they had 35 pencils.
How many VSC Math Gold pencils did Mr. E buy? How many did Mr. Campbell bu
What is the ratio of the number of pencils Mr. Campbell bought, to the number bought?
Express the number of pencils Mr. E bought as a fractionof the number of pencbought
What is the ratio of the number of pencils Mr. Campbell bought to the total nu
What fraction of the total number of pencils did Mr. E buy?
A i t d R ti 7 i t
-
8/11/2019 Lesson #6 - Ratio Language & Equivalent Ratios Day 3
12/12
Associated Ratios 7 minutesMr. E surveyed some students in VSC Math about which customized pencbetter: Gold or Silver. He finds out that 5 out of every 8 students prefer pencils.
Write the ratio of the number of students that prefer gold pencils to the t
surveyed. Write the ratio of the number of students that prefer silver pencils to the
surveyed.
Write the ratio of the number of students that prefer silver pencils to studgold pencils.
Write the ratio of the number of students that prefer gold pencils to stude
silver pencils.
The number that prefer gold pencils is of the total number of students s
The number that prefer silver pencils is of the total number of students
The number that prefers gold is of those that prefer silver.
The number that prefers silver is of those that prefer gold.