Grade 5 Mid-Module 3 Assessment

Front

What is the process to subtract fractions with different denominators?

Back

1. Find a common denominator. 2. Convert each fraction to an equivalent fraction with the common denominator. 3. Subtract the numerators and keep the common denominator. 4. Simplify if necessary.

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, such as 1 2/3.

Front

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

Back

Multiply the whole number by the denominator, add the numerator, and place that result over the original denominator.

Front

What is the least common multiple (LCM)?

Back

The least common multiple is the smallest multiple that two or more numbers share.

Front

How do you find the LCM of 3 and 4?

Back

The LCM of 3 and 4 is 12.

Front

What is the greatest common divisor (GCD)?

Back

The greatest common divisor is the largest number that divides two or more numbers without leaving a remainder.

Front

How do you find the GCD of 8 and 12?

Back

The GCD of 8 and 12 is 4.

Front

What is the formula for subtracting mixed numbers?

Back

1. Convert mixed numbers to improper fractions. 2. Find a common denominator. 3. Subtract the fractions. 4. Convert back to a mixed number if needed.

Front

What is the result of 1 2/5 − 1/2?

Back

9/10.

Front

What is the result of 1/3 − 1/4?

Back

1/12.