Do you use the greatest common factor or the least common multiple to add two fractions? what is 4/15+5/6

(2,20) means that the 2 is 2 hours and 20 is 20$. so there both 20$ for 2 hours only the same price. like it says. so, the dunk tank and the bounce house are the same price (20$) for the same amount of time (2 hours).

hope i

32/80  

91/140

the last one 54 doesn't go into 45. 54/100 ?

step-by-step explanation:

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step-by-step explanation:

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i know the way

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