Add and Subtract Rational Numbers

Front

What is the additive inverse of a number?

Back

The additive inverse of a number is the value that, when added to the original number, results in zero. For example, the additive inverse of 5 is -5.

Front

Calculate: 2.25 - 1.33

Back

0.92

Front

Calculate: 0.15 + 2.3

Back

2.45

Front

What is the missing number in the equation: 0.5 + _____ = 1?

Back

0.5

Front

What is the missing number in the equation: 5.25 - ____ = 3.50?

Back

1.75

Front

Define rational numbers.

Back

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

Front

What is the sum of a positive and a negative rational number?

Back

The sum of a positive and a negative rational number can be positive, negative, or zero, depending on their absolute values.

Front

How do you subtract a rational number from another?

Back

To subtract a rational number, you can add its additive inverse. For example, to calculate a - b, you can compute a + (-b).

Front

What is the result of adding two negative rational numbers?

Back

The result of adding two negative rational numbers is always negative.

Front

What is the result of subtracting a larger rational number from a smaller one?

Back

The result will be negative.