Question

72 + 48 : ( 3 * 2 )                         ( 1.230 + 600 ) – ( 570 – 70 )

Answer 1

72+48:(3*2)=80
(3*2)=6
48:6=8
72+8=80

(1 230+600)-(570-70)=1 330
1230+600=1830
570-70=500
1830-500=1330