Question

10 Calculați: a) 3 supra 4 + 5 supra 8 b) 7 supra 12 + 2 supra 3 c) 5 supra 6 + 1 supra 24 b) 5 supra 9 + 2 supra 3​

Answer 1

a) 3/4+5/8=

=6/8+5/8=11/8

b) 7/12+2/3=

=7/12+8/12=

=15/12=5/4

c) 5/6+1/24=

=20/24+1/24=

=21/24=7/8

d) 5/9+2/3=

=5/9+6/9=11/9