Question

740-120×3÷6=? 105×6-106×5=? 130×7-290=? 990÷3+370=? 3×230-720÷6=? 560÷4+5×90

Answer 1

740-120*3/6=680 105*6-106*5=100 130*7-290=620 990/3+370=700 3*230-720/6=570 560/4+5*90=590

Answer 2

740-120*3/6=
1) 120*3=360
2) 360/6=60
3) 740-60=680

105*6-106*5=
1) 105*6=630
2) 106*5 =530
3) 630-530=100

130*7-290=
1) 130*7=910
2) 910-290=620