Các câu hỏi tương tự
18x(19191919/21212121+88888/99999 va 4 2/5+1/3+5 6/9+1/4+2 3/4+2/5 va (5/111111+5/222222-4/3x7x11x13x37)x10101 va 1/2x 2/3x 3/4x 4/5x 5/6x 6/7x 7/8x 8/9x 9/10 va 7/4x (3333/1212 +3333/2020 +3333/3030 +3333/4242)
7/4x(3333/1212+3333/2020+3333/3030+3333/4242)
a) 7/4x(3333/1212+3333/2020+3333/3030+3333/4242) =?
b) (20052005/20062006-20042004/200520050x2005x2006 =?
7/4 x (3333/1212 -3333/2020 +3333/3030 +3333/4242)
M = \(\frac{7}{4}x\left(\frac{3333}{1212}+\frac{3333}{2020}+\frac{3333}{3030}+\frac{3333}{4242}+\frac{3333}{5656}\right)\)
Tính A= \(\frac{7}{4}\)x (\(\frac{3333}{1212}+\frac{3333}{2020}+\frac{3333}{4242}+\frac{3333}{3030}\))
3333 +3333+3333+3333 1212 3030 2020 4242
1111+2222+3333+1111+2222+3333+1111+2222+3333+1111+2222+3333+1111+2222+3333=?
Tính bằng cách nhanh nhất:
a)3333*3333:9999
b)2222*9999:3333
c)99 999*88 888:11 111
d)6666*8+4444*13