Răspuns :
a) 15% din 2500
=15%*2500
=15/100*2500
=37500/100
=375;
b) 0,4% din 120/17
=0,4%*120/17
=4/10/100*120/17
=4/10*1/100*120/17
=4/1000*120/17
=480/17000
=48/1700 (simplificam prin 2)
=24/850 (simplificam prin 2)
=12/425.
a) 15% din 2500
=15%*2500
=15/100*2500
=37500/100
=375;
b) 0,4% din 120/17
=0,4%*120/17
=4/10/100*120/17
=4/10*1/100*120/17
=4/1000*120/17
=480/17000
=48/1700 (simplificam prin 2)
=24/850 (simplificam prin 2)
=12/425.