Question

inlocuieste casetele cu numerele potrivite, pentru a obtine relatii adevarate

Answer 1

a)80*(70+190)=80*70+80*190
b) 900*700*600=900*600*700=700*900*600
c)40*901+60*901+50*901=150*901

Answer 2

a) 70 , 80
b) 900 , 900
c) 150