Răspuns :
248007-z=42315
=248007-42315
=205692
Verificare:248007-205692=42315
100×x=100100/÷100
=100100÷100
=1001
Verificare:100×1001=100100
=248007-42315
=205692
Verificare:248007-205692=42315
100×x=100100/÷100
=100100÷100
=1001
Verificare:100×1001=100100
z=248007-42315
z=205692
x=100100:100
x=1001
sper ca ti-a fost de folos