a, 160- (2/3. 5/2- 6x25)
b, 4x5/2-32:2/4
c, 5871 :[ 928-(247-82)x5]
d, 777:7+1331:11/3
\(\orbr{\begin{cases}\\\end{cases}\left(-25\right)}.\left(-27\right).\left(-x\right)\orbr{\begin{cases}\\\end{cases}}:y\)với a = 5 ; b = -3
\(\orbr{\begin{cases}\\\end{cases}}6+\left(\frac{1}{2}\right)^3-\left|-\frac{1}{2}\right|\orbr{\begin{cases}\\\end{cases}\frac{3}{2}}\)
thực hiện phép tính
a) 160 - ( 23 . 52 - 6 . 25 )
b) 4 . 52 - 32 : 24
c) 5871 : [ 928 - ( 247 - 82 ) . 5 ]
d) 777 : 7 + 1331 : 113
giúp mk nha mk cần gấp
\(2010-2000:\orbr{\begin{cases}\\\end{cases}486}-2\left(49-6\right)\)
\(\left(0,125+40\%-\frac{3}{40}\right)\):\(\orbr{\begin{cases}\\\end{cases}11\frac{3}{7}+8\frac{1}{2}-\left(\frac{13}{12}-5\frac{4}{7}\right)}\)
\(\orbr{\begin{cases}\\\end{cases}212}+\left(48-2xx_{ }^2^{ }\right):40-3=3\)
giải:
\(5871:\left[928-\left(247-82.5\right)\right]\)
ai nhanh mk tick nha!mk cần gấp!
\(\orbr{\begin{cases}\\4\frac{1}{2}:2,5-40\%+\left(-\frac{1}{5}\right)\end{cases}}.\frac{5}{9}\)