Answer:we multiply by the reciprocal of a fraction when completing a division problem because it is a rule in mathematics that when you divide two fraction, you change the division sign to multiplication and flip the fraction at the right of the multiplication sign.
Step-by-step explanation:
For example if you have 4÷ 1/2. It basically means how many 1/2 can one get in 4. And the answers is 8.
Therefore multiplying by the reciprocal of a fraction when completing a division problem is a short cut method that has been tested and proven to be correct.
Answer:
66.6%
Step-by-step explanation:
40/60=4/6=2/3
2/3=66.6
Answer:

Step-by-step explanation:
If I'm not mistaken by the question, we have

Multiply through by the LCM of all the denominators to clear the fractions. Since we have only one fraction, we multiply through by its LCM (3)


Putting all terms on the LHS (left hand side) and evaluating,

Answer:
48
Step-by-step explanation:
( it might be wrong pls dont report me just let me kno y its wrong )
Answer:
15 x 2 + 15 x r
Step-by-step explanation:
I hope this helps and hope u have an Amazing day!!