Enrhifo
3848.3125
Ffactor
\frac{67 \cdot 919}{2 ^ {4}} = 3848\frac{5}{16} = 3848.3125
Rhannu
Copïo i clipfwrdd
30\times 125+1.25\times 0.65+15\times 6.5
Lluosi 2 a 15 i gael 30.
3750+1.25\times 0.65+15\times 6.5
Lluosi 30 a 125 i gael 3750.
3750+0.8125+15\times 6.5
Lluosi 1.25 a 0.65 i gael 0.8125.
3750.8125+15\times 6.5
Adio 3750 a 0.8125 i gael 3750.8125.
3750.8125+97.5
Lluosi 15 a 6.5 i gael 97.5.
3848.3125
Adio 3750.8125 a 97.5 i gael 3848.3125.
Enghreifftiau
Hafaliad cwadratig
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometreg
4 \sin \theta \cos \theta = 2 \sin \theta
Hafaliad llinol
y = 3x + 4
Rhifyddeg
699 * 533
Matrics
\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]
Hafaliad ar y pryd
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Gwahaniaethu
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integreiddiad
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Terfynau
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}