7th Grade Math adding & subtracting integers & rational decimals

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero, but does not include fractions or decimals.

Front

What is a rational decimal?

Back

A rational decimal is a decimal number that can be expressed as a fraction, where both the numerator and denominator are integers.

Front

How do you add a positive integer and a negative integer?

Back

To add a positive integer and a negative integer, subtract the absolute value of the negative integer from the positive integer.

Front

What is the result of 8 + (-2)?

Back

6

Front

How do you rewrite a subtraction problem as an addition problem?

Back

To rewrite a subtraction problem as an addition problem, change the subtraction to addition and change the sign of the number being subtracted.

Front

Rewrite 4 - 10 as an addition statement.

Back

4 + (-10)

Front

What is the result of -5.66 - (-4.1)?

Back

-5.66 + 4.1

Front

How do you subtract a negative number from a negative number?

Back

Subtracting a negative number is the same as adding its absolute value.

Front

What is the equation that describes Bob's progress if he lost 5 points and gained 9 points?

Back

-5 + 9 = 4

Front

What is the result of -3 + 5?

Back

2