Question

$2 + 5 \times 7 - 3 \times 10 \div 10 + 1 \times 6$

Answer 1

2 + 5 × 7 - 3 × 10 ÷ 10 + 1 × 6 =

= 2 + 35 - 30 ÷ 10 + 6

= 2 + 35 - 3 + 6

= 37 - 3 + 6

= 34 + 6

= 40

Answer 2

2 + 5×7 - 3×10:10 + 1×6 =  2 + 35 -3 + 6 = 37 - 3 + 6 = 34 + 6 = 40