MACHINE SHOP CALCULATION - OD1640 - LESSON 1/TASK 1
EXAMPLE
Divide 3/4 by 7/8.
Invert 7/8 to 8/7, then multiply.
e.
Dividing a Mixed Number by a Fraction or by Another Mixed Number.
Then invert the
divisor and multiply, canceling where possible.
EXAMPLE
Divide 2 1/2 by 1 7/8.
10.
Complex Fractions
Sometimes a necessity arises for solving a complex fraction; that is, one
with a fraction in the numerator, or the denominator, or both, such as:
Rule 1.
In solving the complex fraction, first reduce it to a simple
fraction as shown below. The division by the second fraction is indicated.
Then invert and multiply. Cancel when able.
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