1.Thực hiện phép tính: ...
Đọc tiếp
1.Thực hiện phép tính: a)\(\frac{-3}{5}\)+\(\frac{28}{5}\)\(\left(\frac{43}{56}+\frac{5}{24}-\frac{21}{63}\right)\)b)\(\frac{5}{7}\)\(\times\)\(\frac{11}{18}\)+\(\frac{3}{7}\)\(\times\)\(\frac{5}{18}\)+\(\frac{4}{9}\) c)\(\frac{-3}{4}\)\(\times\)\(5\frac{3}{13}\)-0,75\(\times\)\(\frac{36}{13}\)d)\(6\frac{5}{12}\):\(2\frac{3}{4}\)-\(11\frac{1}{4}\times\left(\frac{1}{3}-\frac{1}{5}\right)\)
e) \(\left(\frac{3}{5}+0,415-\frac{3}{200}\right).2\frac{2}{3}.0,25\)
