Answered

1 Effectuer les calcul s suivants:

a. 28+12×100
b. 3×100+7×10
c. 120÷(65-25)
d. 2×(0,3×100+3)-2×3

merci​

Sagot :

OCE0128
a. 28+12*100
= 28+1200
= 1228

b. 3*100+7*10
=300+70
=370

c. 120:(65-25)
=120:40
=3

d. 2*(0,3*100+3)-2*3
=2*(30+3)-2*3
=2*33-6
=66-6
=60
Voilà.