Sagot :
Bonjour,
1)
6/8 + 3/4 = 6/8 + 6/8 = 12/8 = 3/2
2/3 - 2/9 = 6/9 -2/9 = 4/9
3/2 * 4/9 = 12/18 = 2/3
6/8 + 3/4 2/3 - 2/9
3/2 * 4/9
=
2/3
2)
(6/8 +3/4) * ( 2/3 - 2/9)
Bonjour,
1)
6/8 + 3/4 = 6/8 + 6/8 = 12/8 = 3/2
2/3 - 2/9 = 6/9 -2/9 = 4/9
3/2 * 4/9 = 12/18 = 2/3
6/8 + 3/4 2/3 - 2/9
3/2 * 4/9
=
2/3
2)
(6/8 +3/4) * ( 2/3 - 2/9)