Word Problems: Multiplying Fractions

Presentation

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Mathematics

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4th Grade

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Practice Problem

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Medium

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CCSS

4.NF.B.4B, 7.NS.A.3, 4.NF.B.4A

Standards-aligned

Kalen Callihan

Used 68+ times

FREE Resource

5 Slides • 4 Questions

Word Problems: Multiplying Fractions

What to look for in word problems with fractions

What operation is occuring?
What numbers am I using to solve the equation?
What is the question asking for?

Words to look for in a word problem depending on the operation (MOST OF THE TIME! NOT always!)

Addition: increased by, more than, combined, sum
Subtraction: difference, less than, compare
Multiplication: product, twice/double/triple, "each" (they got 3 each)
Division: split, equal pieces, out of

Multiple Choice

Which of the following means 3 x 1/4?

Find the difference of 3 and 1/4

combine 3 and 1/4

3 groups of 1/4

3 decreased by 1/4

Multiple Choice

"Marcelo ran 2 miles at recess and 1/2 of a mile home. How much did he run combined?

What is the operation?

Addition

Subtraction

Multiplication

Division

How do we find what numbers we are using in word problems?

Sometimes the number isn't clearly stated
Examples: three times= multiply by 3
Triple= multiply by 3
Double or twice= multiply by 2

Multiple Choice

"Luis did 1/3 of the homework. Liliana did twice as much as Luis. How much homework did Lilian do?"

What is the equation?

3 x 1/3

2 x 1/3

2 + 1/3

"Joshua ate 1/2 of a pizza. Julian ate three times as much pizza as Joshua. How much pizza did Julian eat?"

First: What operation are we doing? How do you know?
Next: What numbers are we using to solve?
Last: What is the question asking for?

Multiple Choice

"Joshua ate 1/2 of a pizza. Julian ate three times as much pizza as Joshua. How much pizza did Julian eat?"

3/2

1/2

1 whole

Word Problems: Multiplying Fractions

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