Các câu hỏi tương tự
Tinh hop ly gia tri cac bieu thuc sau
a) \(\left(19\frac{5}{8}:\frac{7}{12}-13\frac{1}{2}:\frac{7}{12}\right).\frac{4}{5}\)
b) \(\left(\frac{377}{-231}-\frac{123}{89}+\frac{34}{791}\right).\left(\frac{1}{6}-\frac{1}{8}-\frac{1}{24}\right)\)
Tinh hop ly gia tri bieu thuc sau
\(\left(1-\frac{1}{3}\right)\left(1-\frac{1}{5}\right)\left(1-\frac{1}{7}\right)\left(1-\frac{1}{9}\right)\left(1-\frac{1}{2}\right)\left(1-\frac{1}{4}\right)\left(1-\frac{1}{6}\right)\left(1-\frac{1}{8}\right)\left(1-\frac{1}{10}\right)\)
Tinh hop ly gia tri cua cac bieu thuc sau
c)\(\frac{-5}{7}.\frac{3}{9}+\frac{4}{9}:\frac{-7}{3}\)
d) \(8\frac{2}{7}-\left(3\frac{4}{9}+4\frac{2}{7}\right)\)
left(frac{3}{8}+frac{-3}{4}+frac{7}{12}right):frac{5}{6}+frac{1}{2}frac{1}{2}+frac{3}{4}-left(frac{3}{4}-frac{4}{5}right)6frac{5}{12}:2frac{3}{4}+11frac{1}{4}left(frac{1}{3}-frac{1}{5}right)left(frac{7}{8}-frac{3}{4}right)1frac{1}{3}-frac{2}{7}left(3,5right)^2left(frac{3}{5}+0,415-frac{3}{200}right)2frac{2}{3}.0,25Thực hiện các phép tínhcảm ơn
Đọc tiếp
\(\left(\frac{3}{8}+\frac{-3}{4}+\frac{7}{12}\right):\frac{5}{6}+\frac{1}{2}\)
\(\frac{1}{2}+\frac{3}{4}-\left(\frac{3}{4}-\frac{4}{5}\right)\)
\(6\frac{5}{12}:2\frac{3}{4}+11\frac{1}{4}\left(\frac{1}{3}-\frac{1}{5}\right)\)
\(\left(\frac{7}{8}-\frac{3}{4}\right)1\frac{1}{3}-\frac{2}{7}\left(3,5\right)^2\)
\(\left(\frac{3}{5}+0,415-\frac{3}{200}\right)2\frac{2}{3}.0,25\)
Thực hiện các phép tính
cảm ơn
Tinh hop ly cac bieu thuc sau
a)\(\left(1-\frac{1}{7}\right)\left(1-\frac{2}{7}\right)\left(1-\frac{3}{7}\right)...\left(1-\frac{2014}{7}\right)\)
b) \(\left(\frac{1}{2}+1\right)\left(\frac{1}{3}+1\right)\left(\frac{1}{4}+1\right)...\left(\frac{1}{99}+1\right)\)
Tinh hop ly cac gia tri bieu thuc sau
a) \(4\frac{8}{23}+5\frac{7}{8}-9\frac{8}{23}\)
b)\(6\frac{3}{8}+5\frac{1}{2}\)
Tinh gia tri bieu thuc :
\(\left(\frac{1}{99}+\frac{12}{999}+\frac{123}{999}\right)\left(\frac{1}{2}-\frac{1}{3}-\frac{1}{6}\right)\)
Bài 1: Thực hiện phép tínha, left(frac{-5}{24}+0,75+frac{7}{12}right):left(-2frac{1}{4}right)b, left(frac{3}{5}+0,415-frac{3}{200}right).2frac{2}{3}.0,25Bài 2: Tìm xa,frac{-2}{3}-frac{1}{3}.left(2x-5right)frac{3}{2}b, frac{1}{3}x-0,5.x0,755 người làm xong đầu tiên mik tick cho!!!!!!!!!!!!!!!!!!!!!!!!!
Đọc tiếp
Bài 1: Thực hiện phép tính
a, \(\left(\frac{-5}{24}+0,75+\frac{7}{12}\right):\left(-2\frac{1}{4}\right)\)
b, \(\left(\frac{3}{5}+0,415-\frac{3}{200}\right).2\frac{2}{3}.0,25\)
Bài 2: Tìm x
a,\(\frac{-2}{3}-\frac{1}{3}.\left(2x-5\right)=\frac{3}{2}\)
b, \(\frac{1}{3}x-0,5.x=0,75\)
5 người làm xong đầu tiên mik tick cho!!!!!!!!!!!!!!!!!!!!!!!!!
a )\(3^4.\left(-4\right)^2\)
b )\(|-1\frac{3}{5}|+(6\frac{5}{11}-4\frac{5}{11}).\frac{1}{5}\)
c )\(\left(-2\right)^2.(\frac{3}{4}-0,25)\)
d ) \(\frac{\frac{1}{3}+\frac{3}{4}+\frac{3}{2}}{\frac{4}{12}+\frac{9}{12}+\frac{18}{12}}\)
Nhanh ! CẦN GẤP!