Question

\(\frac{1}{4}\)+\(\frac{1}{5}\)=\(?\)

Answer 1

1/4+1/5=5/20=4/20=9/20

Answer 2

=\(\frac{9}{20}\)

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Answer 3

1/4+1/5

=5/20+4/20

=9/20

Answer 4

Mình k rồi nha

Answer 5

\(\frac{9}{20}\)

Answer 6

1/4+1/5

=5/20+4/20

=9/20

Answer 7

1/4+1/5=9/20