3/17 + 79/34 + 4/8
MC : 136
= 24/136 + 316/136 + 68/136
= 408/136
\(\frac{6}{34}+\frac{79}{34}+\frac{4}{8}\)
\(\frac{85}{34}+\frac{1}{2}\)
= \(\frac{85}{34}+\frac{17}{34}=\frac{102}{34}\)
3/17 + 79/34 + 4/8
MC : 136
= 24/136 + 316/136 + 68/136
= 408/136
\(\frac{6}{34}+\frac{79}{34}+\frac{4}{8}\)
\(\frac{85}{34}+\frac{1}{2}\)
= \(\frac{85}{34}+\frac{17}{34}=\frac{102}{34}\)
Thực hiện phép tính:
\(\frac{0,5+\frac{2}{43}-\frac{2}{2017}}{\frac{3}{4}+\frac{3}{43}-\frac{3}{2017}}:\frac{\frac{4}{91}+\frac{4}{34}+\frac{4}{2017}}{\frac{5}{91}+\frac{5}{34}+\frac{5}{2017}}\)
thực hiện phép tính:
\(\frac{9}{17}.\frac{21}{13}+\frac{5}{17}.\frac{9}{13}-\frac{8}{17}.2\)
THỰC HIỆN PHÉP TÍNH (RÚT GỌN KẾT QUẢ NẾU CÓ THỂ)
1)\(\left(\frac{1}{2}-\frac{1}{3}-\frac{1}{6}\right).\left(\frac{3}{8}+\frac{34}{88}-\frac{345}{888}\right)\)
2)\(\frac{8}{3}.\frac{2}{5}.\frac{3}{8}.10.\frac{19}{92}\)
\(\frac{\left(\frac{229}{45}-\frac{61}{30}\right)\cdot30}{\frac{4}{3}}-\frac{\frac{17}{4}:\frac{17}{20}+1:\frac{1}{2}}{\frac{3}{2}:3+\frac{13}{2}}\) (thực hiện phép tính)
Thực hiện phép tính bằng cách hợp lí :
\(1\frac{6}{41}\times\left(\frac{12+\frac{12}{19}-\frac{12}{37}-\frac{12}{53}}{3+\frac{1}{3}-\frac{3}{37}-\frac{3}{53}}\div\frac{4+\frac{4}{17}+\frac{4}{19}+\frac{4}{2006}}{5+\frac{5}{17}+\frac{5}{19}+\frac{5}{2006}}\right)\times\frac{124242423}{237373735}\)
B1: Thực hiện phép tính :
a, \(11\frac{3}{4}-(6\frac{5}{6}-4\frac{1}{2})+1\frac{2}{3}\)
b, \(2\frac{17}{20}-1\frac{11}{5}+6\frac{9}{20}:3\)
c, \(4\frac{3}{7}:\left(\frac{7}{5}.4\frac{3}{7}\right)\)
d, \(\left(3\frac{2}{9}.\frac{15}{23}.1\frac{7}{29}\right):\frac{5}{23}\)
B2: Thực hiện phép tính:
\(a,11\frac{3}{4}-(6\frac{5}{6}4\frac{1}{2}+1\frac{2}{3})\\ b,\left(5\frac{7}{8}-2\frac{1}{4}-0,5\right):\frac{23}{26}\)
\(c,\left(17\frac{13}{15}-3\frac{3}{7}\right)-\left(2\frac{12}{15}-4\right)\\ d,2\frac{2}{3}.\frac{-4}{5}.0,375-\left(-10\right).\frac{-15}{24}\)
Bài 1 : Thực hiện phép tính hợp lý (nếu có thể)
\(b.\frac{1}{125}-\frac{17}{18}-\frac{5}{7}+\frac{4}{9}+\frac{17}{14}\)
\(c.1-\frac{1}{2}+2-\frac{2}{3}+3-\frac{3}{4}+4-\frac{1}{4}-3-\frac{1}{3}-2-\frac{1}{2}-1\)
thực hiện phép tính bằng cách hợp lý
\(-1\frac{1}{5}.\frac{4.\left(3+\frac{1}{3}-\frac{3}{7}-\frac{3}{53}\right)}{3+\frac{1}{3}-\frac{3}{7}-\frac{3}{53}}.\frac{4+\frac{4}{7}+\frac{4}{9}+\frac{4}{2003}}{5+\frac{5}{17}+\frac{5}{19}+\frac{5}{2003}}\)
Thực hiện phép tính bằng cách hợp lý:
\(1\frac{6}{41}.\left(\frac{\left(12+\frac{2}{19}-\frac{12}{37}-\frac{12}{53}\right)}{3+\frac{1}{3}-\frac{3}{37}-\frac{3}{53}}:\frac{4+\frac{4}{17}+\frac{4}{19}+\frac{4}{2006}}{5+\frac{5}{17}+\frac{5}{19}+\frac{5}{2006}}\right)\)\(.\frac{124242423}{237373735}\)