Bonjour,
a)
(10*30)/100 =3
b)
(30 *30)/100 = 9
c)
(70* 70)/100 = ?
d)
(15 *300)/100= ?
(60*30)/100 = ?
(75*2 000)/100=?
(45*400)/100 = ?
(95* 10 000) /100 =?