Sagot :
Bonsoir,
A=
7/4 -9/6 = 7/4 - 3/2 = 7/4 -6/4 = 1/4
B=
5/6 + 7/12 = 10/12 +7/12 = 17/12
17/12 *3/5 = 51/60 = 17/20
C=
6/ 36 + 700/ 210=
1/6 + 70/21 = 1/6 + 10/3 =
1/6 + 20/6 = 21/6 = 7/2
Bonsoir,
A=
7/4 -9/6 = 7/4 - 3/2 = 7/4 -6/4 = 1/4
B=
5/6 + 7/12 = 10/12 +7/12 = 17/12
17/12 *3/5 = 51/60 = 17/20
C=
6/ 36 + 700/ 210=
1/6 + 70/21 = 1/6 + 10/3 =
1/6 + 20/6 = 21/6 = 7/2