Bonjour,
a= (800+50+6)/ 100
=856/100
d= (6 000+300+7)/ 1 000
= 6 307/1 000
b = (1 400 +10+7)/100
= 1 417/100
e = (9 000+ 20+3)/1 000
= 9023/1 000
c= (900 + 30+8)/1 000
= 938/1 000
f= (400 +5)/1 000
= 405/1 000
