Add, subtract, multiply and divide positive and negative numbers

Front

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

Back

The result depends on the absolute values of the numbers. If the positive number is greater, the result is positive; if the negative number is greater, the result is negative.

Front

What is the rule for subtracting negative numbers?

Back

Subtracting a negative number is the same as adding its positive counterpart.

Front

How do you multiply two negative numbers?

Back

The product of two negative numbers is positive.

Front

What is the result of dividing a positive number by a negative number?

Back

The result is negative.

Front

Define rational numbers.

Back

Rational numbers are numbers that can be expressed as a fraction of two integers, where the denominator is not zero.

Front

What is the absolute value of a number?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction.

Front

How do you add two decimal numbers?

Back

Line up the decimal points and add as you would with whole numbers.

Front

What is the result of multiplying a positive number by zero?

Back

The result is always zero.

Front

How do you express a negative number as a fraction?

Back

Front

What is the process for dividing fractions?

Back

To divide fractions, multiply by the reciprocal of the divisor.