501.1/3.10.7/35.0,75 = 501.1/3.10.1/5.75/100
= 250 / 1 /2
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câu này là câu lớp 6 nhưng mà hơi dễ đấy ^-^
Tính nhanh
\(501\frac{1}{3}.10.\left(\frac{7}{25}\right).0,75\%\)
cố gắng làm đc nha :)
giup em lam bai voi
\(E=50\%.1\frac{1}{3}.10.\frac{7}{35}.0,75\)
\(\frac{1x2x3+3x6x9+5x10x15}{2x4x6+6x12x18+10x20x30}\)
\(\frac{\frac{1}{3}+\frac{1}{7}-\frac{1}{21}+\frac{1}{35}}{\frac{2}{3}+\frac{2}{7}-\frac{2}{21}+\frac{2}{35}}\)
\(\frac{0,25+\frac{1}{9}-\frac{1}{11}}{0,75+\frac{1}{3}-\frac{3}{11}}+\frac{2}{3}\)
M=\(\frac{-5}{7}.\frac{2}{11}+\frac{-5}{7}.\frac{9}{11}1\frac{5}{7}\)
N=\(\frac{6}{7}+\frac{5}{8}:5-\frac{3}{16}.\left(-2\right)^2\)
P=\(50\%.1\frac{1}{3}.10.\frac{7}{35}.0,75\)
thuc hiện phép tính
GIÚP MK VS =-=
Tìm x biết:
\(\frac{2,75-2,2+\frac{11}{7}+\frac{11}{3}}{0,75-0,6+\frac{3}{7}+\frac{3}{13}}\) -x-\(\frac{1}{9}=\frac{2}{3}+\frac{2}{15}+\frac{2}{35}+\frac{2}{63}\)
Ai làm đc trước mik cho 2 tick nha
12)0,2.frac{15}{36}-left(frac{2}{5}+frac{2}{3}right):1frac{1}{5}13)1frac{13}{15}.0,75-left(frac{8}{15}+0,25right).frac{24}{27}16)frac{1}{2}+frac{3}{4}-left(frac{3}{4}-frac{4}{5}right).left(-2,75right)18)left(frac{7}{8}-frac{3}{4}right).1frac{1}{3}-frac{2}{7}.left(3.5right)^222)1frac{13}{15}.0,75-left(frac{11}{20}+25%right):frac{7}{3}23)frac{left(frac{2}{3}-0,75right).left(0,2-frac{2}{5}right)}{frac{5}{9}-1frac{1}{12}}33)left(25%+frac{1}{3}+0,75right):left(4frac{3}{4}-3frac{1}{2}right)35)left(fra...
Đọc tiếp
12)\(0,2.\frac{15}{36}-\left(\frac{2}{5}+\frac{2}{3}\right):1\frac{1}{5}\)
13)\(1\frac{13}{15}.0,75-\left(\frac{8}{15}+0,25\right).\frac{24}{27}\)
16)\(\frac{1}{2}+\frac{3}{4}-\left(\frac{3}{4}-\frac{4}{5}\right).\left(-2,75\right)\)
18)\(\left(\frac{7}{8}-\frac{3}{4}\right).1\frac{1}{3}-\frac{2}{7}.\left(3.5\right)^2\)
22)\(1\frac{13}{15}.0,75-\left(\frac{11}{20}+25\%\right):\frac{7}{3}\)
23)\(\frac{\left(\frac{2}{3}-0,75\right).\left(0,2-\frac{2}{5}\right)}{\frac{5}{9}-1\frac{1}{12}}\)
33)\(\left(25\%+\frac{1}{3}+0,75\right):\left(4\frac{3}{4}-3\frac{1}{2}\right)\)
35)\(\left(\frac{377}{-231}-\frac{123}{89}+\frac{34}{791}\right).\left(\frac{1}{6}-\frac{1}{8}-\frac{1}{24}\right)\)
Hãy tính:
\(A=0,25+\left(\frac{4}{3}-0,75\right):35\%.7+35\%.3=?\)
Tính:
D=\(\frac{1-\frac{1}{2}+\frac{1}{3}-\frac{1}{4}+....+\frac{1}{999}-\frac{1}{1000}}{500-\frac{500}{501}-\frac{501}{502}-.....-\frac{999}{1000}}\)
P=50% x\(\frac{4}{3}\) x10\(\frac{7}{35}\) x 0,75
ai nhanh mk tick