Enrhifo
\frac{13}{4}=3.25
Ffactor
\frac{13}{2 ^ {2}} = 3\frac{1}{4} = 3.25
Rhannu
Copïo i clipfwrdd
11-\frac{28+3}{4}
Lluosi 7 a 4 i gael 28.
11-\frac{31}{4}
Adio 28 a 3 i gael 31.
\frac{44}{4}-\frac{31}{4}
Troswch y rhif degol 11 i’r ffracsiwn \frac{44}{4}.
\frac{44-31}{4}
Gan fod gan \frac{44}{4} a \frac{31}{4} yr un dynodydd, tynnwch nhw drwy dynnu eu rhifiaduron.
\frac{13}{4}
Tynnu 31 o 44 i gael 13.
Enghreifftiau
Hafaliad cwadratig
{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
Rhifyddeg
699 * 533
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\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]
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\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}