(93 + 25X21) >9 507-13X63 + 498 16 >(17-8)升
57X12 — 560-35 [192 —( 54 + 38) ] X
123X18 — 123X3+85X123 (140-70 ) X54 (947 — 599) + 7 X64
723 — (521 + 504) -5 384-12 + 3X31 28 X(5+96 -32) 848 — 640-16X12
(12+24+80) X50
25X (24+16)
63+84X2-42 36X(15 — 276^23)
(39 — 21) X396 -)
[37 —( 7+6) ] X0
81 - (72-54 ) X9]
960 - (1500 — 32X45)
32X(25+125)
178 X99+178
490-7+24X5
45+240X2
25 X27X4
108 —(83+360^60) 15X7+85X7 (40 — 4) X25
(420 + 48) -(375 —345)(46-20 ) X30-90
2400 -80 —
14X2
290—( 34 X3+99 )
因篇幅问题不能全部显示，请点此查看更多更全内容