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 119.2+80+119.2+119.2+119.2+368.9+497.2+407.2+383.2+119.2+407.2+372.2+473.2+287.2+80+503.2+287.2+119.2+287.2+287.2 的值.
    题型：数学计算
    解:
          119.2+80+119.2+119.2+119.2+368.9+497.2+407.2+383.2+119.2+407.2+372.2+473.2+287.2+80+503.2+287.2+119.2+287.2+287.2
        =199.2+119.2+119.2+119.2+368.9+497.2+407.2+383.2+119.2+407.2+372.2+473.2+287.2+80+503.2+287.2+119.2+287.2+287.2
        =318.4+119.2+119.2+368.9+497.2+407.2+383.2+119.2+407.2+372.2+473.2+287.2+80+503.2+287.2+119.2+287.2+287.2
        =437.6+119.2+368.9+497.2+407.2+383.2+119.2+407.2+372.2+473.2+287.2+80+503.2+287.2+119.2+287.2+287.2
        =556.8+368.9+497.2+407.2+383.2+119.2+407.2+372.2+473.2+287.2+80+503.2+287.2+119.2+287.2+287.2
        =925.7+497.2+407.2+383.2+119.2+407.2+372.2+473.2+287.2+80+503.2+287.2+119.2+287.2+287.2
        =1422.9+407.2+383.2+119.2+407.2+372.2+473.2+287.2+80+503.2+287.2+119.2+287.2+287.2
        =1830.1+383.2+119.2+407.2+372.2+473.2+287.2+80+503.2+287.2+119.2+287.2+287.2
        =2213.3+119.2+407.2+372.2+473.2+287.2+80+503.2+287.2+119.2+287.2+287.2
        =2332.5+407.2+372.2+473.2+287.2+80+503.2+287.2+119.2+287.2+287.2
        =2739.7+372.2+473.2+287.2+80+503.2+287.2+119.2+287.2+287.2
        =3111.9+473.2+287.2+80+503.2+287.2+119.2+287.2+287.2
        =3585.1+287.2+80+503.2+287.2+119.2+287.2+287.2
        =3872.3+80+503.2+287.2+119.2+287.2+287.2
        =3952.3+503.2+287.2+119.2+287.2+287.2
        =4455.5+287.2+119.2+287.2+287.2
        =4742.7+119.2+287.2+287.2
        =4861.9+287.2+287.2
        =5149.1+287.2
        =5436.3
    答案:119.2+80+119.2+119.2+119.2+368.9+497.2+407.2+383.2+119.2+407.2+372.2+473.2+287.2+80+503.2+287.2+119.2+287.2+287.2=5436.3

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