75/100+18/21+19/32+1/4+3/21+13/32=3 ban nhe!
ung ho nhe!
75/100+18/21+19/32+1/4+3/21+13/32 =3
mẫu chung laf268800 nha
\(\frac{75}{100}+\frac{18}{21}+\frac{19}{32}+\frac{1}{4}+\frac{3}{21}+\frac{13}{32}\)
\(=\left(\frac{3}{4}+\frac{1}{4}\right)+\left(\frac{18}{21}+\frac{3}{21}\right)+\left(\frac{19}{32}+\frac{12}{32}\right)\)
=1+1+1
=3