Sagot :
bjr
A = -2/3 - 7/5 = -10/15 - 21/15 = -31/15
B = 3*3/4*3/4+1/6
= 27/16 + 1/6
= 89/48
C = -15/8 + 4/3
= -42+32/24
= -13/24
D = -3/10 * - 4 * 2/3
= 12/10 * 2/3
= 24/30
= 4/5
Bonne journée
bjr
A = -2/3 - 7/5 = -10/15 - 21/15 = -31/15
B = 3*3/4*3/4+1/6
= 27/16 + 1/6
= 89/48
C = -15/8 + 4/3
= -42+32/24
= -13/24
D = -3/10 * - 4 * 2/3
= 12/10 * 2/3
= 24/30
= 4/5
Bonne journée