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
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
80-43= 35-19= 76-33= 89-38= 86-76= 74-21= 86-43= 73-38= 80-55=
18-14= 99-69= 23-15= 96-90= 48-20= 62-36= 82-72= 13+14= 80-31=
67-47= 89-38= 61-51= 17-11= 95-87= 74-26= 52-13= 54-24= 39-13=
69-23= 77-35= 84-20=
99-72= 97-96= 81-65= 68-32= 96-2= 88-40= 78-10= 88-26= 62-61=
95-25= 34-26= 76-59= 18-15= 41-11= 49-31= 45-40= 70-11= 85-47=
88-30= 84-29= 82-20= 68-27= 39+21= 19-12= 40-27= 57-34= 88-72=
44-16= 26-10= 87-64=
65-10= 88-78= 58-19= 63-14= 70-35= 91-66= 73-23= 64-14= 78-37=
16+14= 87-60= 44-17= 60-53= 67-32= 66-33= 54-21= 89-79= 96-3=
82-69= 76-54= 96-45= 26-9= 93-74= 59-33= 84-52= 50-42= 81-49=
727.5-4.7= 5654.7+2.9= 635.3-3.8= 545.6+8.8= 258.3-4.7= 462.6+4.8= 895.5-1.8= 781.7+9.5=
888.6-3.9= 555.5-4.7= 888.4-2.8= 999.4-8.7= 812.8+4.7= 889.4-5.5= 763.6+3.7= 674.4-2.8=
227.5-4.7= 224.7+2.9= 225.3-3.8= 225.6+8.8= 228.3-4.7= 222.6+4.8= 225.5-1.8= 221.7+9.5=
228.6-3.9= 225.5-4.7= 238.4-2.8= 239.4-8.7= 112.8+4.7= 119.4-5.5= 223.6+3.7= 224.4-2.8=
107.5-4.7= 104.7+2.9= 105.3-3.8= 105.6+8.8= 108.3-4.7= 102.6+4.8= 105.5-1.8= 101.7+9.5=
108.6-3.9= 105.5-4.7= 108.4-2.8= 109.4-8.7= 112.8+4.7= 109.4-5.5= 103.6+3.7= 104.4-2.8=
83.5-9.5= 101.2-17.4= 62.3+4.1= 73.9-4.5= 9.9+1.8= 8.2+5.9= 10.9+6.5= 67.5+5.5=
62.8+26.5= 54.3+2.3= 65.2-1.4= 61.8+3.7= 70-2.8= 67.6+5.8= 63.2+2.5= 65.8+16.4=
53.5-9.5= 71.2-17.4= 32.3+4.1= 43.9-4.5= 33.9+1.8= 5.2+5.9= 34.9+6.5= 37.5+5.5=
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