-5-[-4+(1-0.25*4/3#1/3)#(-0.75)]
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相关问题
1.(5.75-4.75)/[2.5+(0.75*1.25*8) 2.(6.9*3.6*3.5)/(1.25/0.25)
简便运算:(1)1[1/2]-1[1/4]+3[3/4]-0.25-3.75-4.5;
|-0.75|+(+3又1/4)-(-0.125)-|-0.25|+(+5/8)
化简比0.75:3/81又3/4:0.25 25:0.125 7/8:1/4 25%:3/5 45:30 3/5:1/6
(1),(+1.25)+(-1/2)+(-3/4)+(+1又3/4) (2),(-0.5)-(3又1/4)+2.75-(
3.84:2.4=x:1/4 x:0.75=20.25:1/8 3.6:4/3=1.8:x x:0.75=2:1.25
计算(1)[3/2−54+154]-0.25-3.75-4.5(2)(-5.2)+3.8-{(-1.2)-[(-0.5)
matlab能手进~t=[0.25 0.5 0.75 1 1.5 2 2.5 3 3.5 4 4.5 5 6 7 8 9
67*0.25+2.5*3.75-4.5*0.25简算
直接写得数1-20%= 0.5+0.75= 1 4 ÷4= 2 3 × 3 4 = 1 3 - 1 4 = 0.1÷0.