Equivalent Expressions with Mixed Numbers

Front

What is an equivalent expression?

Back

An equivalent expression is an expression that has the same value as another expression, even if they look different.

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 that result over the original denominator.

Front

What is the first step in subtracting mixed numbers?

Back

The first step is to convert both mixed numbers to improper fractions.

Front

What does it mean to subtract a negative number?

Back

Subtracting a negative number is the same as adding the positive equivalent of that number.

Front

What is the result of -a - (-b)?

Back

The result is -a + b, which means you add the positive value of b to -a.

Front

How do you add two negative mixed numbers?

Back

To add two negative mixed numbers, convert them to improper fractions, add the fractions, and keep the negative sign.

Front

What is the value of 10 3/4 - 6 2/5?

Back

The value is -6 2/5 + 10 3/4.

Front

What is the process for finding the value of a subtraction problem involving mixed numbers?

Back

Convert mixed numbers to improper fractions, perform the subtraction, and simplify if necessary.

Front

What is the equivalent expression for 9 1/6 - 8 2/5?

Back

The equivalent expression is -8 2/5 + 9 1/6.

Front

How do you simplify the expression -2 3/5 - 4 1/3?

Back

You can simplify it to -2 3/5 + (-4 1/3).