Mathematics
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==equ==
Unary equation
Multivariate equation
==cal==
Solution inequality
Mathematical calculation
Fractional calculation
Mathematical statistics
Resolving prime factor
Fraction and Decimal Interactions
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==LiAl==
Determinant
Matrix multiplication
Inverse matrix
==der==
Derivative function
==img==
Function image
==que==
Q&A
current location:Mathematical operation > History of Mathematical Computation
75.9÷2*0.4*2*5*2*2=
(3.5+6.6+8.8+1.8)*0.2*3*5=
(3.5+1.8+2.7+2.1+1.8+3.5+3.5+0.6*3)*0.5*2*3*5=
(1.98+0.12)*(13.9*2+75.9*2)=
0.45*(11.4*2+15.2*2)=
0.3*(13.9*2+75.9*2)=
0.1*75.9*2=
0.1*13.9*2=
0.075*((4.2+3.5+0.2)*(4.2+1.6+0.2)+(1.4+2.7+0.6+0.9)*(2.7+2.1+0.21))*2=
(3.5-0.1)*(1.4-0.1)+(3.4*2+11.3*2-3.5)*0.3*8=
(1.8-0.1)*(3.6-0.1)+(1.7*2+3.5*2-0.8)*0.3*2*4=
((1.8-0.1)*(1.87-0.1)+(1.7*2+1.77*2-0.8)*0.3)*2*5=
((2.19-0.1)*(212-0.1)+(2.09*2+2.1*2-0.8)*0.3*2*4=
(75.9*9.2+1.6*7.7*2)+0.6*3.5*4+(13.9-0.2+75.9-0.2)*0.3*2=
(25.9*9.8+0.6+3.5*4+1.6*7.7*2)+(13.9-0.2+75.9-0.2)*0.3*2*2=
(13.9-2.5)*75.9+0.6*3.5*4+(13.9-0.2+75.9-0.2)*0.3*2=
(13.9*75.9+3.9*1.8)+(113.9-0.2)*2+(75.9-0.2)*2+(1.8-0.2)*27=
(3.5*8.8+7.7*8.8+1.8*2*3.6)*2*2%=
(4.2+3.5+0.2)*(4.2+0.2)*2*2+(1.4+2.7+0.6+0.9)*(2.7+2.1+0.2)*2=
13.9+13.9-2.5=
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