(-5/12)x4/15x(-1.5)x(-1 1/3)
1个回答
(-5/12)x4/15x(-1.5)x(-1又1/3)
=-(1/3)×(1/3)×(3/2)×(4/3)
=-2/9
相关问题
(1/15+1/12)*3+1/15X=4/5
2/1 X 3/1 +12/5 X 2/1 5/4 X7/5 -2/1 (6+15/2)X5
5/12x-x/4=1/3 0.5x-0.7=6.5-1.3x 3(x-7)+5(x-4)=15 (y-1)/2=2-(
(-5/12)x8/15x3/2x(-2/3)x0x(-1)= (-1)x(-5/4)x8/15x3/2x(-2/3)x
(1)5x- 1 4 ×8=10 (2)12x+1.5=5.1 (3)5.5x-1.3x=12.6 (4)5(x-2.8
x/15+2/5=x/12-1/4
X-(1/5X+1/5X-15)=3/5X+15
1、(-1/6-3/20+4/5-7/12)x(-15x4) 2、-5除(1又1/4) 3、 24除(-1/4)x(7/
(48%+2)x=12.4 15%/(x+1)=12.5%
x-1/4X=5/12X-3/8X=3/56X+3/2X=15