Operations with Rational Numbers

Front

What is 1/4 as a decimal?

Back

0.25

Front

What is the result when multiplying a negative number by a positive number?

Back

Negative

Front

What is the result when multiplying a negative number by another negative number?

Back

Positive

Front

What is -9 + (-5)?

Back

-14

Front

What is -7 - 2?

Back

-9

Front

What is the sum of two negative numbers? Give an example.

Back

The sum is negative. Example: -3 + (-2) = -5.

Front

What is the result of adding a positive number to a negative number?

Back

It depends on the absolute values. Example: -3 + 5 = 2.

Front

What is the rule for dividing two numbers with the same sign?

Back

The result is positive. Example: -8 ÷ -2 = 4.

Front

What is the rule for dividing two numbers with different signs?

Back

The result is negative. Example: 8 ÷ -2 = -4.

Front

What is the absolute value of -7?

Back

7