Question

What should be added to (1/2+1/3+1/5) to get 4​

Answer 1

Answer:

$3\frac{9}{10}$

Step-by-step explanation:

Answer 2

Answer:

89

Step-by-step explanation:

1/2+1/3+1/5=15+10+6/30=31/30

89+31=120

120/30=4

so we must add 89

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