Question

Care sunt numerele ascunse? ?
*(24-4):?=4

*(?+19):3=?

*(?-?):?=3

Answer 1

(24-4):5=20:5=4

(2+19):3=21:3=7
(9-6):1=3:1=3          (12-3):3=9:3=3

Answer 2

20:5=4 (11+19):3=10 (6+9):3=3