总述：本次共解1题。其中
           ☆算术计算1题

〖1/1算式〗
    作业：求算式 (0.5*0.2+3.2*2.5)*3+(0.5*1.5+2.8*2.8)*3+2.3*3.2*3+(2*0.3+2*2.9)*3+2.8*2.9*3+(0.5*1.2+1.2*5.4)*3+1.2*2.4*3+(0.8*1.2+9.2*2.4)*2 的值.
    题型：数学计算
    解:
          (0.5*0.2+3.2*2.5)*3+(0.5*1.5+2.8*2.8)*3+2.3*3.2*3+(2*0.3+2*2.9)*3+2.8*2.9*3+(0.5*1.2+1.2*5.4)*3+1.2*2.4*3+(0.8*1.2+9.2*2.4)*2
        =8.1*3+(0.5*1.5+2.8*2.8)*3+2.3*3.2*3+(2*0.3+2*2.9)*3+2.8*2.9*3+(0.5*1.2+1.2*5.4)*3+1.2*2.4*3+(0.8*1.2+9.2*2.4)*2
        =8.1*3+8.59*3+2.3*3.2*3+(2*0.3+2*2.9)*3+2.8*2.9*3+(0.5*1.2+1.2*5.4)*3+1.2*2.4*3+(0.8*1.2+9.2*2.4)*2
        =8.1*3+8.59*3+2.3*3.2*3+6.4*3+2.8*2.9*3+(0.5*1.2+1.2*5.4)*3+1.2*2.4*3+(0.8*1.2+9.2*2.4)*2
        =8.1*3+8.59*3+2.3*3.2*3+6.4*3+2.8*2.9*3+7.08*3+1.2*2.4*3+(0.8*1.2+9.2*2.4)*2
        =8.1*3+8.59*3+2.3*3.2*3+6.4*3+2.8*2.9*3+7.08*3+1.2*2.4*3+23.04*2
        =24.3+8.59*3+2.3*3.2*3+6.4*3+2.8*2.9*3+7.08*3+1.2*2.4*3+23.04*2
        =24.3+25.77+2.3*3.2*3+6.4*3+2.8*2.9*3+7.08*3+1.2*2.4*3+23.04*2
        =24.3+25.77+7.36*3+6.4*3+2.8*2.9*3+7.08*3+1.2*2.4*3+23.04*2
        =24.3+25.77+22.08+6.4*3+2.8*2.9*3+7.08*3+1.2*2.4*3+23.04*2
        =24.3+25.77+22.08+19.2+2.8*2.9*3+7.08*3+1.2*2.4*3+23.04*2
        =24.3+25.77+22.08+19.2+8.12*3+7.08*3+1.2*2.4*3+23.04*2
        =24.3+25.77+22.08+19.2+24.36+7.08*3+1.2*2.4*3+23.04*2
        =24.3+25.77+22.08+19.2+24.36+21.24+1.2*2.4*3+23.04*2
        =24.3+25.77+22.08+19.2+24.36+21.24+2.88*3+23.04*2
        =24.3+25.77+22.08+19.2+24.36+21.24+8.64+23.04*2
        =24.3+25.77+22.08+19.2+24.36+21.24+8.64+46.08
        =50.07+22.08+19.2+24.36+21.24+8.64+46.08
        =72.15+19.2+24.36+21.24+8.64+46.08
        =91.35+24.36+21.24+8.64+46.08
        =115.71+21.24+8.64+46.08
        =136.95+8.64+46.08
        =145.59+46.08
        =191.67
    答案:(0.5*0.2+3.2*2.5)*3+(0.5*1.5+2.8*2.8)*3+2.3*3.2*3+(2*0.3+2*2.9)*3+2.8*2.9*3+(0.5*1.2+1.2*5.4)*3+1.2*2.4*3+(0.8*1.2+9.2*2.4)*2=191.67

你的问题在这里没有得到解决？请到 热门难题 里面看看吧！