Răspuns :
10% x 1000lei= (10 x 1000) : 100
= 10000 : 100
= 100 lei
1000-100= 900lei
= 10000 : 100
= 100 lei
1000-100= 900lei
1000-10%=?
10% din 1000=10x1000:100
=10000:100
=100lei inseamna 10% din 1000
1000-10%=900lei
10% din 1000=10x1000:100
=10000:100
=100lei inseamna 10% din 1000
1000-10%=900lei