Percents and Word Problems
Flashcard
•
Mathematics
•
7th Grade
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a percent?
Back
A percent is a way to express a number as a fraction of 100. It is denoted by the symbol '%'. For example, 50% means 50 out of 100.
2.
FLASHCARD QUESTION
Front
How do you calculate a percentage of a number?
Back
To calculate a percentage of a number, multiply the number by the percentage (in decimal form). For example, to find 20% of 50, calculate 50 * 0.20 = 10.
Tags
CCSS.6.RP.A.3C
3.
FLASHCARD QUESTION
Front
What is the formula to find the total amount when given a percentage and the part?
Back
The formula is: Total = Part / (Percentage in decimal form). For example, if 30 is 60% of a total, the total is 30 / 0.60 = 50.
Tags
CCSS.6.RP.A.3C
4.
FLASHCARD QUESTION
Front
How do you find the percentage increase?
Back
To find the percentage increase, subtract the original value from the new value, divide by the original value, and multiply by 100. Formula: ((New Value - Original Value) / Original Value) * 100.
Tags
CCSS.6.RP.A.3C
5.
FLASHCARD QUESTION
Front
What is a word problem in mathematics?
Back
A word problem is a mathematical problem that is presented in the form of a narrative or story, requiring the reader to extract relevant information to solve it.
Tags
CCSS.1.OA.A.1
6.
FLASHCARD QUESTION
Front
How do you set up a word problem involving percentages?
Back
Identify the total amount, the percentage given, and what you need to find. Set up an equation using the percentage formula.
Tags
CCSS.6.RP.A.3C
7.
FLASHCARD QUESTION
Front
If a shirt costs $40 and is on sale for 25% off, how much do you save?
Back
You save $10. Calculation: 25% of $40 = 0.25 * 40 = $10.
Tags
CCSS.6.RP.A.3C
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