Tính (Tính nhanh nếu có thể)
\(a,7\frac{3}{4}:5-15.0,025+\frac{3}{14}.\left(-0,7\right)\)
\(b,\frac{-11}{5}+\frac{5}{17}.\left(6\frac{1}{3}-5\frac{1}{5}\right)-1\frac{11}{15}\)
\(c,\frac{-3}{7}.\frac{5}{9}+\frac{4}{9}.\frac{-3}{7}=2\frac{3}{7}\) = là +
\(d,0,5.1\frac{1}{3}.75\%:\frac{2}{5}+\frac{3}{5}\)
\(e,\left(\frac{2}{3}+\frac{2}{7}-\frac{1}{14}\right):\left(-1-\frac{3}{7}+\frac{3}{28}\right)\)
WHERE is your calculator ??