Question

DAU COROANA efectuati adunarile a)1/9+5/9 b)3/4+5/6 c)5+3/7 d)2+3 5/8 f)3/8+5/12+7/24

Answer 1

a)6/9
b)amplifici 3/4cu 3 si 5/6 cu 2 si iti iese 9/12+10/12=19/12 ( 1 intreg si 7/12)
c)amplifici 5 cu 7 :35/7+3/7=38/7 (5 intregi si 3/7)
d)16/8+29/8=45/8 (5 5/8)
f)amplifici si iti iese 9/24+10/24+7/24=26/24(1 2/24)