
Adding Rational Numbers
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Mathematics
7th Grade
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15 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the sum of -40 and 15.05?
-24.95
-25.05
-23.95
-26.05
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is a rational number?
A number that can be expressed as the quotient of two integers, where the denominator is not zero.
A number that cannot be expressed as a fraction.
A number that is always an integer.
A number that has a non-repeating decimal representation.
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
How do you add two rational numbers with different signs?
Add the two numbers directly and keep the sign of the larger number.
Subtract the smaller absolute value from the larger absolute value and keep the sign of the number with the larger absolute value.
Multiply the two numbers and take the absolute value of the result.
Add the absolute values of both numbers and ignore the signs.
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the sum of -5 and 3?
-1
-2
1
2
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the rule for adding two negative rational numbers?
Add their absolute values together and keep the negative sign.
Add the numbers together and keep the positive sign.
Subtract the smaller absolute value from the larger and keep the negative sign.
Multiply the absolute values and keep the negative sign.
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the sum of 0 and any rational number?
The sum is the same rational number.
The sum is always zero.
The sum is a whole number.
The sum is an irrational number.
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What happens when you add a positive number to a negative number?
The result is always positive.
The result is always negative.
The result depends on the absolute values; if the positive number is larger, the result is positive, and if the negative number is larger, the result is negative.
The result is zero.
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