Adding Rational Numbers

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•
Mathematics
•
7th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a rational number?
Back
A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.
2.
FLASHCARD QUESTION
Front
How do you convert a decimal to a fraction?
Back
To convert a decimal to a fraction, write the decimal as a fraction with a denominator of 1, then multiply the numerator and denominator by 10 for each digit after the decimal point, and simplify if possible.
3.
FLASHCARD QUESTION
Front
What is the process for adding fractions with different denominators?
Back
To add fractions with different denominators, first find a common denominator, convert each fraction to an equivalent fraction with that denominator, then add the numerators and simplify if necessary.
4.
FLASHCARD QUESTION
Front
What is the common denominator of 1/3 and 1/4?
Back
The common denominator of 1/3 and 1/4 is 12.
5.
FLASHCARD QUESTION
Front
How do you convert the fraction 2/3 to a decimal?
Back
To convert 2/3 to a decimal, divide 2 by 3, which equals approximately 0.6667 or 0.6̅.
6.
FLASHCARD QUESTION
Front
What is the sum of -5.7 and 0.9?
Back
The sum of -5.7 and 0.9 is -4.8.
7.
FLASHCARD QUESTION
Front
What is 0.04 as a fraction?
Back
0.04 can be written as 4/100, which simplifies to 1/25.
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