420÷[(205-198)×4]
(84-4)×9÷6
(65+250)÷(28-13)
(124-85)×12÷26
(270-180)÷30
(59+31)×(96÷8)
1024-(680+640÷16)
4800-24×(532÷38)
96×(328-875÷25)
75+360÷(20-5)
(75+360)÷(20-5)12+(40÷5×24)
720÷(15-3×2)
3889-(108+41)×5
(800+200÷50)×3
640÷(80-20×3)
(365-328)×(73-55)
672÷(23×25-547)
48÷(2+6)
(58+37)÷(64-9×5)
95÷(64-45)
85+14×(14+208÷26)
21+(327-23)÷19
539-513÷(378÷14)
19+(253-22)÷21
(23+23)×24-597
(110-10)÷10-10
304-275÷(275÷25)
(70+10)÷(18-10)
(10-100÷10)×11
(53-588÷21)×36
(60+10)÷(17-10)
17+(233-43)÷10
22+(374-10)÷26
(245-11)÷18-11
22-(10+100÷10)
(252-14)÷17-10
346-10)÷16-12
215-198÷(121÷11)
(45-651÷21)×33
(714-12)÷27-19