Mathematics
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current location:Mathematical operation > History of Mathematical Computation
    1.1+1.91+1.991+1.9991+1.99991+1.999991+1.9999991 3.2×3.3×3.4+6.4×6.6×6.8+9.6×9.9×10.2+12.8×13.2×13.6 399999999996×899999999991÷599999999994-599999999994 1.01×1.05+1.05×1.09+1.09×1.13+1.13×1.17+1.17×1.21 163.84-81.92-40.96-20.48-10.24-5.12-2.56-1.28
    299999999999×399999999999 777777777777×555555555555 1.1+1.5+1.9+2.3+2.7+3.1+3.5+3.9+4.3 (129+1419+14319+143319+1433319+14333319+143333319)÷43 98765+9876.5+987.65+98.765+9.8765+0.98765
    (567.89+678.95+789.56+895.67+956.78)÷7 999999×0.37+999998×0.63 -1000000 3.5÷[0.25×(1- 0.6)+6.9]+13.75÷55 12+6+3+1.5+0.75+0.375+0.1875+0.09375
    abs-3
    19280+4208+34206
    326×25×28
    28800÷1800
    12600÷7
    100000-1523
    4936+4936
    80000-327
    7839÷(526-487)
    28000-752×25
    635×82+437
    88×(9050-4909)
    308×125÷154
    352+1758-965
    2700*4/(4+5)=
    80*(1+5%)=
    100*(1-20%)=

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