Vocabulary

Mixed Number - a combination of a whole number and a fraction.

Unlike Fractions – fractions with denominators that are different.

Proper Fraction - a fraction that is less than one, with the numerator less than the denominator.

Numerator - the number above the line in a common fraction showing how many of the parts indicated by the denominator there are.

Denominator - the bottom number in a fraction that shows the number of equal parts an item is divided into. It is the divisor of a fraction.

Concepts

Change mixed numbers to improper fractions.

Rules

1. Multiply the whole number by the denominator.
2. Add the answer from step 1 to the numerator and put it over the denominator. 
3. Include the correct sign (+/-).

Example 

Select the improper fraction that is equivalent to the given mixed number.

-225

Solution

1. Multiply the whole number by the denominator.
2 x 5 = 10

2. Add the answer from step 1 to the numerator and put it over the denominator.
10 + 2 = 12

Pre-requisite Skills

Write Improper Fractions as Mixed Number (6.4.5)

Write Mixed Numbers as Improper Fraction (6.4.6)