a)1%din 100=>1/100=1×100:100=1
b)5%din20=>5/100=5×20:100=1
c)10%din40=>10/100=10×40:100=4
e)25%din256=>25/100=25×256:100=64
f)80%din405=>80/100=80×405:100=324
g)200%din208=>200/100=200×208:100=416
daca puteam vedea d) sau h) ți le rezolvam dar sper că te-am ajutat :')