trả lời
1/4:0,25-1/8:0,125+1/2:0,5-1/10:0,1=0
chúc bn
hc tốt
\(\frac{1}{4}:0,25-\frac{1}{8}:0,125+\frac{1}{2}:0,5-\frac{1}{10}:0,1\)
\(=\frac{1}{4}:\frac{1}{4}-\frac{1}{8}:\frac{1}{8}+\frac{1}{2}:\frac{1}{2}-\frac{1}{10}:\frac{1}{10}\)
\(=1-1+1-1\)
\(=0\)
~ Hok tốt ~