bonjour;
a)
2/15 +(7/5*3/3)
= 2/15 +21/15
= 23/15
b)
(5/7*3/3) -3/21
= 15/21 -3/21
= 12/21
c)
(3/7)*(5/5) +(2/5)*(7/7)
=15/35 +14/35
= 29/35
d)
(7/18)* (2/2) -(1/12) *(3/3)
= 14/36 - 3/36
= 11/36
Copyright © 2025 ELIBRARY.TIPS - All rights reserved.
Lista de comentários
bonjour;
a)
2/15 +(7/5*3/3)
= 2/15 +21/15
= 23/15
b)
(5/7*3/3) -3/21
= 15/21 -3/21
= 12/21
c)
(3/7)*(5/5) +(2/5)*(7/7)
=15/35 +14/35
= 29/35
d)
(7/18)* (2/2) -(1/12) *(3/3)
= 14/36 - 3/36
= 11/36