Question

cate numere impartite la la 7 da catul 5. calculeaza suma acestora

Answer 1

d:7=5 si r
r<7
D=C•Î+R
d=5•7+r

r=0 => d=5•7+0 => r=35
r=1 => d=5•7+1 => r=36
r=2 => d=5•7+2 => r=37
r=3 => d=5•7+3 => r=38
r=4 => d=5•7+4 => r=39
r=5 => d=5•7+5 => r=40
r=6 => d=5•7+6 => r=41

SUMA :
35+36+37+38+39+40+41=
=266