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 156000/(1+0.10)^1+156000/(1+0.10)^2+156000/(1+0.10)^3+156000/(1+0.10)^4+156000/(1+0.10)^5+(156000+20000)/(1+0.10)^6-300000 的值.
    题型：数学计算
    解:
          156000/(1+0.10)^1+156000/(1+0.10)^2+156000/(1+0.10)^3+156000/(1+0.10)^4+156000/(1+0.10)^5+(156000+20000)/(1+0.10)^6-300000
        =156000/1.1^1+156000/(1+0.10)^2+156000/(1+0.10)^3+156000/(1+0.10)^4+156000/(1+0.10)^5+(156000+20000)/(1+0.10)^6-300000
        =156000/1.1^1+156000/1.1^2+156000/(1+0.10)^3+156000/(1+0.10)^4+156000/(1+0.10)^5+(156000+20000)/(1+0.10)^6-300000
        =156000/1.1^1+156000/1.1^2+156000/1.1^3+156000/(1+0.10)^4+156000/(1+0.10)^5+(156000+20000)/(1+0.10)^6-300000
        =156000/1.1^1+156000/1.1^2+156000/1.1^3+156000/1.1^4+156000/(1+0.10)^5+(156000+20000)/(1+0.10)^6-300000
        =156000/1.1^1+156000/1.1^2+156000/1.1^3+156000/1.1^4+156000/1.1^5+(156000+20000)/(1+0.10)^6-300000
        =156000/1.1^1+156000/1.1^2+156000/1.1^3+156000/1.1^4+156000/1.1^5+176000/(1+0.10)^6-300000
        =156000/1.1^1+156000/1.1^2+156000/1.1^3+156000/1.1^4+156000/1.1^5+176000/1.1^6-300000
        =156000/1.1+156000/1.1^2+156000/1.1^3+156000/1.1^4+156000/1.1^5+176000/1.1^6-300000
        =156000/1.1+156000/1.21+156000/1.1^3+156000/1.1^4+156000/1.1^5+176000/1.1^6-300000
        =156000/1.1+156000/1.21+156000/1.331+156000/1.1^4+156000/1.1^5+176000/1.1^6-300000
        =156000/1.1+156000/1.21+156000/1.331+156000/1.4641+156000/1.1^5+176000/1.1^6-300000
        =156000/1.1+156000/1.21+156000/1.331+156000/1.4641+156000/1.610510000000001+176000/1.1^6-300000
        =156000/1.1+156000/1.21+156000/1.331+156000/1.4641+156000/1.610510000000001+176000/1.771561000000001-300000
        =141818.181818+156000/1.21+156000/1.331+156000/1.4641+156000/1.610510000000001+176000/1.771561000000001-300000
        =141818.181818+128925.619835+156000/1.331+156000/1.4641+156000/1.610510000000001+176000/1.771561000000001-300000
        =141818.181818+128925.619835+117205.108941+156000/1.4641+156000/1.610510000000001+176000/1.771561000000001-300000
        =141818.181818+128925.619835+117205.108941+106550.099037+156000/1.610510000000001+176000/1.771561000000001-300000
        =141818.181818+128925.619835+117205.108941+106550.099037+96863.726397+176000/1.771561000000001-300000
        =141818.181818+128925.619835+117205.108941+106550.099037+96863.726397+99347.411689-300000
        =270743.801653+117205.108941+106550.099037+96863.726397+99347.411689-300000
        =387948.910594+106550.099037+96863.726397+99347.411689-300000
        =494499.009631+96863.726397+99347.411689-300000
        =591362.736028+99347.411689-300000
        =690710.147717-300000
        =390710.147717
    答案:156000/(1+0.10)^1+156000/(1+0.10)^2+156000/(1+0.10)^3+156000/(1+0.10)^4+156000/(1+0.10)^5+(156000+20000)/(1+0.10)^6-300000=390710.147717

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