Proportional Word Problems
Flashcard
•
Mathematics
•
7th - 9th Grade
•
Practice Problem
•
Hard
+4
Standards-aligned
Wayground Content
FREE Resource
Student preview
15 questions
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1.
FLASHCARD QUESTION
Front
What is a proportion?
Back
A proportion is an equation that states that two ratios are equal.
Tags
CCSS.7.RP.A.2A
2.
FLASHCARD QUESTION
Front
How do you solve a proportion?
Back
To solve a proportion, cross-multiply the two ratios and set the products equal to each other.
Tags
CCSS.7.RP.A.3
3.
FLASHCARD QUESTION
Front
What is the formula for finding the percent of a quantity?
Back
Percent = (Part/Whole) x 100.
4.
FLASHCARD QUESTION
Front
How do you convert a fraction to a percent?
Back
To convert a fraction to a percent, divide the numerator by the denominator and multiply by 100.
5.
FLASHCARD QUESTION
Front
What is a scale drawing?
Back
A scale drawing is a representation of an object that is proportional to its actual size.
Tags
CCSS.7.RP.A.2C
6.
FLASHCARD QUESTION
Front
If a scale is 1 cm:5 m, how do you find the actual length from the drawing?
Back
Multiply the length in the drawing by the scale factor (5 m for each cm).
Tags
CCSS.7.RP.A.2C
7.
FLASHCARD QUESTION
Front
What is the relationship between shadow length and height in similar triangles?
Back
In similar triangles, the ratio of the heights is equal to the ratio of the lengths of the shadows.
Tags
CCSS.HSG.SRT.B.5
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