Proportional Relationships
Presentation
•
Mathematics
•
8th Grade
•
Practice Problem
•
Easy
Standards-aligned
ABRAHAM NELSON
Used 7+ times
FREE Resource
8 Slides • 13 Questions
1
Proportional Relationships (Ratios)
You will be able to describe what makes a ratio and how to identify similar ratios
2
Writing ratios is a comparison between the relative amounts of two quantities
Ratios are read as the ratio of a to b
We can write ratios in three ways:
a to b
a : b
a
b
RATIOS
3
Multiple Choice
Which would be a correct way of writing 7 to 5 as a ratio:
7:5
5:7
7.5
5/7
4
Multiple Choice
Which would be a correct way of writing 12 to 15 as a ratio:
12.15
15:12
12 to 15
15/12
5
Multiple Choice
Which would be a correct way of writing 1 to 3 as a ratio:
1.3
1:3
3 to 1
3/1
6
Writing Ratios & Simplify
Write 15 feet to 30 feet as a ratio using fractional notation. Simplify the fraction to lowest terms
7
Writing Ratios & Simplify
Write 24 feet to 38 feet as a ratio using fractional notation. Simplify the fraction to lowest terms
8
Draw
Write 20 feet to 42 feet as a ratio using fractional notation. Simplify the fraction to lowest terms
9
Draw
Write 15 feet to 65 feet as a ratio using fractional notation. Simplify the fraction to lowest terms
10
Draw
Write 22 feet to 24 feet as a ratio using fractional notation. Simplify the fraction to lowest terms
11
Writing Equivalent Ratios
Write the ratio 1 : 2 as an equivalent ratio of 4 : x
12
Writing Equivalent Ratios
Write the ratio 3 : 7 as an equivalent ratio of 5 : x
13
Draw
Write the ratio 2 : 5 as an equivalent ratio of 6 : x
14
Draw
Write the ratio 1 : 3 as an equivalent ratio of 7 : x
15
Draw
Write the ratio 7 : 10 as an equivalent ratio of 2 : x
16
Are They Equivalent?
Are the following equivalent - 2 : 5 & 6 : 15
17
Are They Equivalent?
Are the following equivalent - 1 : 7 & 4 : 32
18
Draw
Are the following equivalent - 3 : 5 & 9 : 15
19
Draw
Are the following equivalent - 1 : 4 & 9 : 45
20
Draw
Are the following equivalent - 2 : 8 & 10 : 60
21
Draw
Are the following equivalent - 3 : 12 & 5 : 20
Proportional Relationships (Ratios)
You will be able to describe what makes a ratio and how to identify similar ratios
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