Explicație pas cu pas:
207+101×32=
=207+3.232=
=3.439
231+169-16×25=
=231+169-400=
=400-400=
=0
15+23+10×[107+43-(106-16×6)×10]=
=15+23+10×[107+43-(106-96)×10]=
=15+23+10×(107+43-10×10)=
=15+23+10×(107+43-100)=
=15+23+10×(150-100)=
=15+23+10×50=
=15+23+500=
=38+500=
=538