1:(2 + 2 ÷ 5) × 102:(2 + (2 ÷ 5)) × 103:(2 × (2 + 5)) + 104:2 × (2 + 5) + 105:(2 + 5) × 2 + 106:((2 + 5) × 2) + 107:(2 - 5) × (2 - 10)8:(2 × (5 + 2)) + 109:2 × (5 + 2) + 1010:(2 ÷ 5 + 2) ...