Các câu hỏi tương tự
A=1,25x10:0,25x24x4x\(\frac{2}{6}\),1x2x6,25x4:0,25 +(1-\(\frac{1}{2}\))x(1-\(\frac{1}{3}\))x(1-\(\frac{1}{4}\))x.....(1-\(\frac{1}{19}\))X(1-\(\frac{1}{20}\))
\(\frac{-1}{2}.\frac{7}{12}-0,5.\frac{12}{19}+3\frac{1}{2}\)
A=\(\frac{0,5-0,4+\frac{2}{7}+\frac{2}{13}}{4,25-3,4+\frac{17}{7}+1\frac{4}{3}}\)
\(\frac{75}{100}-1\frac{1}{2}+0,5:\frac{5}{12}-\left(-\frac{1}{2}\right)^3\)
\(\frac{75}{100}-1\frac{1}{2}+0,5:\frac{5}{12}-\left(-\frac{1}{2}\right)^3\)
Thực hiện các phép tínha) 25%-frac{5}{4}+1frac{5}{6}b) 75%:2frac{1}{5}-left(0,5right)^2.left(-7right)+2,5left(7frac{2}{3}-5frac{2}{3}right)c) 45:2frac{4}{7}+50%-1,25 d) 350%:frac{105}{24}+4frac{5}{6}:2-left(0,5^2right).30%e) 4frac{2}{5}.0,5-1frac{3}{7}.14%+left(-0,8right)
Đọc tiếp
Thực hiện các phép tính
a) \(25\%-\frac{5}{4}+1\frac{5}{6}\)
b) \(75\%:2\frac{1}{5}-\left(0,5\right)^2.\left(-7\right)+2,5\left(7\frac{2}{3}-5\frac{2}{3}\right)\)
c) \(45:2\frac{4}{7}+50\%-1,25\)
d) \(350\%:\frac{105}{24}+4\frac{5}{6}:2-\left(0,5^2\right).30\%\)
e) \(4\frac{2}{5}.0,5-1\frac{3}{7}.14\%+\left(-0,8\right)\)
\(\left(\frac{1,5+1-0,75}{2,5+\frac{5}{3}-1,25}+\frac{0,375-0,3+\frac{3}{11}+\frac{3}{12}}{-0,625+0,5-\frac{5}{11}-\frac{5}{12}}\right):\frac{1890}{2005}+115\)
\(\frac{13}{25}+\frac{6}{41}-\frac{38}{25}+\frac{35}{41}-\frac{1}{2}\)
\(1\frac{4}{23}+\frac{5}{21}-\frac{4}{23}+0,5+\frac{16}{21}\)
\(A=\frac{0,125-\frac{1}{5}+\frac{1}{7}}{0,375-\frac{3}{5}+\frac{3}{7}}+\frac{\frac{1}{2}+\frac{1}{3}-42}{\frac{3}{4}+0,5-\frac{3}{10}}\)=?