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There are two couches against a wall. If one takes up 4/9 of the wall and the other takes up 1/5 of the wall, how much of the wall is covered by couches? Plz help

Respuesta :

Krystox
29/45
First we have to make them equivalent.
So lets make them equal.
4/9 * 5 is 20/45
1/5 * 9 is 9/45
Add then
20/45 + 9/45 = 29/45
20/45 + 9/45 =29/45

45/45  -  29/45 
=16/45

16/45 of the wall is covered by couches

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