2+4.5+2+2+6+1+2+2+1+3+3.5+2.5+2+2+2+3+0.5+2+3+2.5+2+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1=
Evaluate
145
Factor
5\times 29
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6.5+2+2+6+1+2+2+1+3+3.5+2.5+2+2+2+3+0.5+2+3+2.5+2+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 2 and 4.5 to get 6.5.
8.5+2+6+1+2+2+1+3+3.5+2.5+2+2+2+3+0.5+2+3+2.5+2+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 6.5 and 2 to get 8.5.
10.5+6+1+2+2+1+3+3.5+2.5+2+2+2+3+0.5+2+3+2.5+2+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 8.5 and 2 to get 10.5.
16.5+1+2+2+1+3+3.5+2.5+2+2+2+3+0.5+2+3+2.5+2+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 10.5 and 6 to get 16.5.
17.5+2+2+1+3+3.5+2.5+2+2+2+3+0.5+2+3+2.5+2+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 16.5 and 1 to get 17.5.
19.5+2+1+3+3.5+2.5+2+2+2+3+0.5+2+3+2.5+2+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 17.5 and 2 to get 19.5.
21.5+1+3+3.5+2.5+2+2+2+3+0.5+2+3+2.5+2+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 19.5 and 2 to get 21.5.
22.5+3+3.5+2.5+2+2+2+3+0.5+2+3+2.5+2+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 21.5 and 1 to get 22.5.
25.5+3.5+2.5+2+2+2+3+0.5+2+3+2.5+2+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 22.5 and 3 to get 25.5.
29+2.5+2+2+2+3+0.5+2+3+2.5+2+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 25.5 and 3.5 to get 29.
31.5+2+2+2+3+0.5+2+3+2.5+2+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 29 and 2.5 to get 31.5.
33.5+2+2+3+0.5+2+3+2.5+2+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 31.5 and 2 to get 33.5.
35.5+2+3+0.5+2+3+2.5+2+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 33.5 and 2 to get 35.5.
37.5+3+0.5+2+3+2.5+2+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 35.5 and 2 to get 37.5.
40.5+0.5+2+3+2.5+2+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 37.5 and 3 to get 40.5.
41+2+3+2.5+2+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 40.5 and 0.5 to get 41.
43+3+2.5+2+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 41 and 2 to get 43.
46+2.5+2+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 43 and 3 to get 46.
48.5+2+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 46 and 2.5 to get 48.5.
50.5+2+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 48.5 and 2 to get 50.5.
52.5+3.5+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 50.5 and 2 to get 52.5.
56+3.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 52.5 and 3.5 to get 56.
59.5+4+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 56 and 3.5 to get 59.5.
63.5+2+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 59.5 and 4 to get 63.5.
65.5+2.5+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 63.5 and 2 to get 65.5.
68+3.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 65.5 and 2.5 to get 68.
71.5+2+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 68 and 3.5 to get 71.5.
73.5+3+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 71.5 and 2 to get 73.5.
76.5+2+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 73.5 and 3 to get 76.5.
78.5+2.5+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 76.5 and 2 to get 78.5.
81+1+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 78.5 and 2.5 to get 81.
82+2.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 81 and 1 to get 82.
84.5+2.5+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 82 and 2.5 to get 84.5.
87+7+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 84.5 and 2.5 to get 87.
94+5+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 87 and 7 to get 94.
99+3+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 94 and 5 to get 99.
102+2+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 99 and 3 to get 102.
104+3+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 102 and 2 to get 104.
107+0.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 104 and 3 to get 107.
107.5+5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 107 and 0.5 to get 107.5.
112.5+3+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 107.5 and 5 to get 112.5.
115.5+1+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 112.5 and 3 to get 115.5.
116.5+3+1+2+3+5+3+3.5+2+2+1+2+1
Add 115.5 and 1 to get 116.5.
119.5+1+2+3+5+3+3.5+2+2+1+2+1
Add 116.5 and 3 to get 119.5.
120.5+2+3+5+3+3.5+2+2+1+2+1
Add 119.5 and 1 to get 120.5.
122.5+3+5+3+3.5+2+2+1+2+1
Add 120.5 and 2 to get 122.5.
125.5+5+3+3.5+2+2+1+2+1
Add 122.5 and 3 to get 125.5.
130.5+3+3.5+2+2+1+2+1
Add 125.5 and 5 to get 130.5.
133.5+3.5+2+2+1+2+1
Add 130.5 and 3 to get 133.5.
137+2+2+1+2+1
Add 133.5 and 3.5 to get 137.
139+2+1+2+1
Add 137 and 2 to get 139.
141+1+2+1
Add 139 and 2 to get 141.
142+2+1
Add 141 and 1 to get 142.
144+1
Add 142 and 2 to get 144.
145
Add 144 and 1 to get 145.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
699 * 533
Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}