4.2 Adding Rationals Day 1 (CTM7)

Front

What is the sum of -0.32, -14, and -4.2?

Back

The sum is -18.52.

Front

What is -7.3 + (-5.1)?

Back

The answer is -12.4.

Front

How do you add two negative fractions, such as -5/6 and -3/8?

Back

To add -5/6 and -3/8, find a common denominator (24), convert the fractions, and then add: -20/24 + -9/24 = -29/24 = -1 5/24.

Front

What is the result of adding -1 1/5 and -3/5?

Back

The result is -1 4/5.

Front

What is the definition of a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

Front

How do you convert a mixed number to an improper fraction?

Back

To convert a mixed number to an improper fraction, multiply the whole number by the denominator, add the numerator, and place the result over the original denominator.

Front

What is the process for adding two negative decimals?

Back

To add two negative decimals, add their absolute values and then apply a negative sign to the result.

Front

What is the common denominator for the fractions 5/6 and 3/8?

Back

The common denominator for 5/6 and 3/8 is 24.

Front

How do you simplify the sum of two fractions?

Back

To simplify the sum of two fractions, first find a common denominator, add the numerators, and then reduce the resulting fraction if possible.

Front

What is the value of -1 + (-1/5)?

Back

The value is -1 1/5.