Multiply Fractions Word Problems
Presentation
•
Mathematics
•
4th Grade
•
Hard
Joseph Anderson
FREE Resource
5 Slides • 4 Questions
1
Word Problems: Multiplying Fractions
2
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?
3
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
4
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
5
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
6
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
7
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
8
"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?
9
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
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Word Problems: Multiplying Fractions
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