Question

20*20-20/20*20=?

tra loi hay cho tick

Answer 1

\(20.20-\frac{20}{20}.20\)

\(=20.20-1.20\)

\(=20\left(20-1\right)\)

\(=20.19\)

\(=380\)

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Answer 2

20*20-20/20*20

=400-1*20

=400-20

=380