Solve for Proportions using Cross Multiplication

Solve for Proportions using Cross Multiplication

Assessment

Flashcard

Mathematics

6th Grade

Practice Problem

Hard

CCSS
7.RP.A.3, 5.NF.B.5B, 7.RP.A.2C

+4

Standards-aligned

Created by

Wayground Content

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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

What does cross multiplication mean?

Back

Cross multiplication is a method used to solve proportions by multiplying the numerator of one ratio by the denominator of the other ratio.

Tags

CCSS.7.RP.A.3

3.

FLASHCARD QUESTION

Front

If a/b = c/d, what is the cross multiplication equation?

Back

a * d = b * c.

Tags

CCSS.5.NF.B.5B

4.

FLASHCARD QUESTION

Front

Solve for x: 2/x = 4/8

Back

x = 4.

Tags

CCSS.7.RP.A.3

5.

FLASHCARD QUESTION

Front

Solve for c: 5/c = 1/3

Back

c = 15.

Tags

CCSS.5.NF.B.5B

6.

FLASHCARD QUESTION

Front

Solve for x: 3/x = 6/9

Back

x = 4.5.

Tags

CCSS.7.RP.A.3

7.

FLASHCARD QUESTION

Front

Solve for b: 10/b = 2/5

Back

b = 25.

Tags

CCSS.7.RP.A.3

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