12.50% of 1440 - 17 × 51 + 721 =?
(7/4×18/21)+ (51/7× 28/17) + (25/2 × 48/10) =?
808 ÷ (128)1/7 + 482 = 4 × ? + 846
32 + 26 × (484 ÷ 44) + 450 ÷ 9 = ?
110 ÷ 5.5 + (?)3 ÷ 12 = 20(2/3)
1/6+ 999*53/54 ×9 = ?
14 × 11 + 25 – ? = 21% of 300
52% of 400 + √(?) = 60% of 600 - 25% of 400
16 × 35 + 119 + 23 × 17 = ? + 370
?2 = √20.25 × 10 + √16 + 32
