Mathematics
语言:
中文
Language:English
==equ==
Unary equation
Multivariate equation
==cal==
Solution inequality
Mathematical calculation
Fractional calculation
Mathematical statistics
Resolving prime factor
Fraction and Decimal Interactions
Lenders ToolBox
==LiAl==
Determinant
Matrix multiplication
Inverse matrix
==der==
Derivative function
==img==
Function image
==que==
Q&A
current location:Mathematical operation > History of Mathematical Computation
[(2199-125-300)+12×12×2]×4=
[(250-20×2)+(500-20×2)]×2+11.9×8=
[(2199-50×2)/200+1]=
[(2199+125-35×2)+15×16×2]×3=
[(2199+125-35×2)+15×18×2]×2=
[(250-20×2)+(450-20×2)]×2+11.9×8=
(900-125-125-50×2)/200+1=
[(900-125-125)+12×12×2]×4=
[(900+125+125-35×2)+12×18×2]×2=
[(900+125+125-35×2)+15×16×2]×2=
(6700+125+150-35×2+12×12)×4=
[(250-20×2)+(600-20×2)]×2+11.9×12=
(6700-125-150-50×2)/150+1=
[(6700+125+150-35×2)+12×18×2]×4=
[(6700+125+150-35×2)+15×20×2]×2=
(4000-35×2+15×12)×4=
(4000-50×2)/100+1=
(4000+300-35×2+15×20×2)×3=
5750+100-35=
(5750-400-250-1050×2)/200-1=
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