Sagot :
4/3(1/2-4/5)
=4/3x1/2 - 4/5x4/3
=4/6 - 16/15
=2/3 - 16/15
=10/15 - 16/15
= -6/15
PS: / est la barre de fraction
=4/3x1/2 - 4/5x4/3
=4/6 - 16/15
=2/3 - 16/15
=10/15 - 16/15
= -6/15
PS: / est la barre de fraction