$400 - 35 × 26 ÷ 65$
$84 ÷ [960 ÷ (375 - 295)]$
$[150 - (17 + 28)] × 21$
$28 × (46 ÷ 23 + 100)$
$525 ÷ [(81 - 6) ÷ 3]$
$(900 - 16 × 35) ÷ 17$
$65 × 140 + 450 ÷ 25$
$72 ÷ [960 ÷ (355 - 275)]$
$(675 + 25) ÷ (84 - 34)$
$48 × (32 - 17) ÷ 30$
$(77 + 26) × (85 - 79)$
$49 × (32 - 17) ÷ 21$
$75 × 12 + 280 ÷ 35$
$14 × 75 - 420 ÷ 35$
$340 - 300 ÷ 5 × 4$

1. 386
2. 7
3. 2205
4. 2856
5. 21
6. 20
7. 9118
8. 6
9. 14
10. 24
11. 618
12. 35
13. 908
14. 1038
15. 100