Question

a) 7 supra 8 plus 6 supra 8 b) 3 supra 11 plus 4 supra 11 plus 5 supra 11 c) 7 supra 15 plus 2 supra 15 plus 22 supra 15 d) 21 supra 8 plus 35 supra 8 e) 13 supra 12 plus 23 supra 12 plus 36 supra 12 f) 7 supra 18 plus 5 supra 18

Answer 1

7/8+6/8=13/.8
3/11+4/11+5/11=12/11
7/15+2/15+22/15=31/15
21/8+35/8=56/8=7
13/12+23/12+36/12=72/12=6
7/18+5/18=12/18=6/9=2/3

Answer 2

a) 7 supra 8+6 supra 8=13 supra 8
b) 3 supra 11 +4 supra 11+5 supra 11=12 supra 11
c)7 supra 15 +2 supra 15+22 supra 15 =31 supra 15
d)21 supra 8+35 supra 8=56 supra 8
e)13 supra 12+23 supra 12+36 supra 12=72 supra 12
f)7 supra 18 plus 5 supa 18=12 supra 18
Sper ca te-am ajutat!