Răspuns :
5x11/78=55/78
7x13/99=91/99
7/10x3/8=21/80
4/17x11/5=44/85
Succes!
7x13/99=91/99
7/10x3/8=21/80
4/17x11/5=44/85
Succes!
a) 5×11/78=55/79
b) 7×13/99=91/99
c) 7/10×3/8=21/80
h) 4/17×11/5=44/85