" ... multiply by the RECIPROCAL of the divisor.
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switch numbers and multiply you should know that
It is easier to multiply or divide fractions than to add or subtract fractions because in multiplication, you just have to multiply the numerator by the numerator and the denominator by the denominator. Same applies with division of fractions, except that you have to reciprocate the fraction you're dividing with (divisor) then proceed to multiplication. Whereas, in addition and subtraction of fractions, you still have to get their Least Common Denominator (LCD).
When you divide fractions you need to multiply by the reciprocal of the divisor. You would also use it anytime the multiplicative inverse is required.
When you divide by fractions, you invert and multiply.
Multly the two numbers the percents are and then divide them by 10,000. Divide them by 10,000 because this the 100x100, the two bottom fractions, and being a fraction you divide