85 multiply by 1 over 2 = 42.5
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As it is, 85.5 is a mixed number.85.5 = 85 1/2To convert said number into a fraction multiply the whole number (85) by the divisor (2).You will get 170.Add that product to the dividend (1).You will get 171.Finally, place that sum over the original divisor (2).Thus, 85.5 as a fraction is: 171/2
The answer is called the reciprocal. If you multiply 2 over 7 by 7 over 2, you will get 14/14, which is just 1.
To divide fractions, turn the second upside down and multiply: 1/2 ÷ -1/4 = 1/2 x 4/-1 = 4/-2 = 4 ÷ -2 = -2
multiply numerators and denominators , then reduce fraction 2/3 times 1/6 = 2/18 = 1/9
6xy^2z^2 over 6xy^4z^4 or 1 over y^2z^2