Math Grade 5 Quiz Interpreting Multiplication as Scaling (Resizing) – 5.NF.B.5
This topic requires students to understand multiplication as a form of scaling or resizing. This involves interpreting fractions as being multiplied by whole numbers, other fractions, or quantities less than one, and understanding the effect of this multiplication on the size of the product compared to the original number. This concept helps in understanding how quantities change proportionally, whether they increase or decrease, through multiplication.
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Question 1 of 10
1. Question
What happens to a number when it is multiplied by a fraction greater than 1?
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Question 2 of 10
2. Question
Jane has a ribbon 5 units long. She cuts it to 3/4 of its length. How long is the ribbon now?
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Question 3 of 10
3. Question
A plant grows to 3 times its original height of 2/5 of a unit. How tall is the plant now?
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Question 4 of 10
4. Question
If a rectangle is scaled down by a factor of 1/2, what happens to its area?
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Question 5 of 10
5. Question
A tank holds 50 units of water. If it is filled to 2/3 of its capacity, how much water does it hold?
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Question 6 of 10
6. Question
What is the result when a number is multiplied by 1?
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Question 7 of 10
7. Question
A square has a side length of 3 units. If each side is scaled by a factor of 1/3, what is the new length of each side?
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Question 8 of 10
8. Question
John wants to enlarge a photo to 150% of its original size. If the original photo is 8 units by 10 units, what will be the size of the enlarged photo?
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Question 9 of 10
9. Question
A number is tripled and then multiplied by 1/3. What is the final result?
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Question 10 of 10
10. Question
A recipe calls for 2 cups of flour. Mary wants to make 1/2 of the recipe. How much flour does Mary need?
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