Chapter 2.3

Problem Solving with Rational Numbers in Fraction Form

Question #26

To find the original fraction you use the opposite operations from the question. For example, it says divide by - 1/4. Instead of dividing, you multiply.

The first step is to multiply -3 3/4 by -1/4

Turn -3 3/4 into an improper fraction.

Find a common denominator: 16

Subtract the fractions.

You should get 3/16

Third Step: Divide 3/16 by - 1/2

Find the reciprocal.

Multiply.

Simplify if possible.

The original fraction was -3/8.

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