1. tính :
5/9:(1/11- 5/22)+ 5/9:( 1/15 -2/3)
Tính:
5/9:(1/11-5/22)+5/9:(1/15-2/3)
Tính
a , (-2/3 + 3/7 ) : 4/5 + (-1/3 + 4/7) : 4/5
b, 5/9: ( 1/11 - 5/22 ) + 5/9 : (1/15 - 2/3 )
5/9 : ( 1/11 - 5/22 ) + 5/9 : ( 1/15 - 2/3 ) = ?
5/9 : ( 1/11- 5/22) + 5/9 : ( 1/15 - 2/3)
5/9 : ( 1/11-5/22)+5/9:(1/15-2/3) = ?
tính:
a.(-2/3+3/7) : 4/5 + (-1/3+4/7) : 4/5
b. 5/9 : (1/11-5/22) + 5/9 : (1/15 - 2/3)
Help Me, Please !
5/9 :(1/11-5/22)+5/9:(1/15- 2/3)=?
5/9:(1/11-5/22)+5/9:(1/15-2/3)
Thực hiện phép tính: a,(9/10 - 15/16) X (5/12 - 11/15 - 7/20) b,(-1)3 + (-2/3)2: 2 2/3 + 5/6 c,15 X (-1/5)2 + 1/5 - 2 X (-1/2)3 - 1/2 d,22 - (-5/7) + (1/3)4 X 36