997(128+52-4(997)(20)
Enrhifo
-79341260
Ffactor
-79341260
Rhannu
Copïo i clipfwrdd
997\left(180-4\times 997\times 20\right)
Adio 128 a 52 i gael 180.
997\left(180-3988\times 20\right)
Lluosi 4 a 997 i gael 3988.
997\left(180-79760\right)
Lluosi 3988 a 20 i gael 79760.
997\left(-79580\right)
Tynnu 79760 o 180 i gael -79580.
-79341260
Lluosi 997 a -79580 i gael -79341260.
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