Overview: 5 questions will be solved this time.Among them
           ☆5 arithmetic calculations

[1/5 Formula]
    Work: Calculate the value of equation 1.1+1.91+1.991+1.9991+1.99991+1.999991+1.9999991 .
    Question type: Mathematical calculation
    Solution:
          1.1+1.91+1.991+1.9991+1.99991+1.999991+1.9999991
        =3.01+1.991+1.9991+1.99991+1.999991+1.9999991
        =5.001+1.9991+1.99991+1.999991+1.9999991
        =7.0001+1.99991+1.999991+1.9999991
        =9.00001+1.999991+1.9999991
        =11.000001+1.9999991
        =13
    Answer:1.1+1.91+1.991+1.9991+1.99991+1.999991+1.9999991=13
[2/5 Formula]
    Work: Calculate the value of equation 3.2×3.3×3.4+6.4×6.6×6.8+9.6×9.9×10.2+12.8×13.2×13.6 .
    Question type: Mathematical calculation
    Solution:
          3.2×3.3×3.4+6.4×6.6×6.8+9.6×9.9×10.2+12.8×13.2×13.6
        =10.56×3.4+6.4×6.6×6.8+9.6×9.9×10.2+12.8×13.2×13.6
        =35.904+6.4×6.6×6.8+9.6×9.9×10.2+12.8×13.2×13.6
        =35.904+42.24×6.8+9.6×9.9×10.2+12.8×13.2×13.6
        =35.904+287.232+9.6×9.9×10.2+12.8×13.2×13.6
        =35.904+287.232+95.04×10.2+12.8×13.2×13.6
        =35.904+287.232+969.408+12.8×13.2×13.6
        =35.904+287.232+969.408+168.96×13.6
        =35.904+287.232+969.408+2297.856
        =323.136+969.408+2297.856
        =1292.544+2297.856
        =3590.4
    Answer:3.2×3.3×3.4+6.4×6.6×6.8+9.6×9.9×10.2+12.8×13.2×13.6=3590.4
[3/5 Formula]
    Work: Calculate the value of equation 399999999996×899999999991÷599999999994-599999999994 .
    Question type: Mathematical calculation
    Solution:
          399999999996×899999999991÷599999999994-599999999994
        =很抱歉，数据太大，敬请等待版本升级！
[4/5 Formula]
    Work: Calculate the value of equation 1.01×1.05+1.05×1.09+1.09×1.13+1.13×1.17+1.17×1.21 .
    Question type: Mathematical calculation
    Solution:
          1.01×1.05+1.05×1.09+1.09×1.13+1.13×1.17+1.17×1.21
        =1.0605+1.05×1.09+1.09×1.13+1.13×1.17+1.17×1.21
        =1.0605+1.1445+1.09×1.13+1.13×1.17+1.17×1.21
        =1.0605+1.1445+1.2317+1.13×1.17+1.17×1.21
        =1.0605+1.1445+1.2317+1.3221+1.17×1.21
        =1.0605+1.1445+1.2317+1.3221+1.4157
        =2.205+1.2317+1.3221+1.4157
        =3.4367+1.3221+1.4157
        =4.7588+1.4157
        =6.1745
    Answer:1.01×1.05+1.05×1.09+1.09×1.13+1.13×1.17+1.17×1.21=6.1745
[5/5 Formula]
    Work: Calculate the value of equation 163.84-81.92-40.96-20.48-10.24-5.12-2.56-1.28 .
    Question type: Mathematical calculation
    Solution:
          163.84-81.92-40.96-20.48-10.24-5.12-2.56-1.28
        =81.92-40.96-20.48-10.24-5.12-2.56-1.28
        =40.96-20.48-10.24-5.12-2.56-1.28
        =20.48-10.24-5.12-2.56-1.28
        =10.24-5.12-2.56-1.28
        =5.12-2.56-1.28
        =2.56-1.28
        =1.28
    Answer:163.84-81.92-40.96-20.48-10.24-5.12-2.56-1.28=1.28

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