Hasil pengurangan p³+3p+2dari4p²+2p-7 adalah

(4p²+2p-7)-(p³+3p+2)
4p²+2p-7-p³-3p-2
4p²-p-9-p³

4p²+2p-7 – p³+3p+2
= 4p² – p³ + 2p + 3p – 7 + 2
= 4p² – p³ + 5p – 5.