脱式计
245 —(45+39) 125X (8X4 ) X5 41 X25-25
420^( 205 — 198) X4 460-( 29 — 18 七) (960 — 400) -70
(140-70 )X54 63+84 X 2 -42 490 - 7+24 X 5
26 X 6-110 15 X 7+85 X 7 (46-20) X 30-90
(40 — 4) X 25 2400 - 80 — 14 X 2 108 —(83 + 360 - 60 )
(420 + 48)-(375 — 345) 290 —( 34 X 3+99 ) 142 — 54 -
9+14
16 X 76 — 76 X 6 99 X 53+53 450 — 2 X( 16 + 9 )
245 —(45+39) 125 X( 8 X4 ) X 5 41 X 25-25
420 -(205 — 198) X 4 460 -( 29 — 18 - 3 ) (960—400) - 70
45+240 十12 124+78+22 100-35-25
(140-70) X 54 63+84 X 2 - 42 490 - 7+24 X 5
26 X 6-110 (46-20 ) X 30-90 15 X 7+85 X 7
(40 — 4) X 25 2400 - 80 — 14 X 2 108 — (83 + 360 - 60 )
(420 + 48) -( 375 — 345) 290 —( 34 X 3+99) 142 — 54 - 9+14
16 X 76 — 76 X 6 99 X 53+53 450 — 2 X( 16 +
9 )
245 —(45+39) 41 X 25-25 420 -(205 — 198) X4
460 -(29 — 18 - 3 ) (960—400) - 70 43+315 - 5
426-279 - 3 98-19 X 4+62 51+121 X7
84 X 3-136 - 8 (32+28 ) X6 325 - 13 X (266-250 )
55+720 -(40-35 ) (220-180) - 8 36 X( 28 - 7+23)
(38+42) X( 525 - 35 ) (135-72 ) - 7 721 -7 X 5
28 X(246 - 6-32) 340-240 - 20 X 5 (58+12) X( 96 - 8)
106 X 6 - 3 24 - 8 X 302 52 - 4 X 30
36 X 4 + 27 X 3 (135 — 25) + 40 X 6 18 X( 79 — 58) - 27
(338 + 89-19) - 34 (640+750 - 15) X15 (72-57 ) X 38
892- (90 + 56 X 2) 69 X( 800 — 700) - 5 25X4+320
82 - 2+59 32 - 8+125 8 X 5+32 - 4
81 - 3+3 X 11 135 - 15+26 107-35 X 3
206 X 3-128 - 4 (482-42 ) - 22-17 57 - 3-12
168 - 12-48 - 12 182 - 13+208 - 13 525 - 21-378 - 21
32 X 5 X 6-6 48+42 - 6-12 60- (30 - 3+3)
31 X 13-228 - 19 (156 + 224 - 32) X 80 345 - (128-531 - 9)
776- (73X 6+152) 80 - 2+100 - 5 45-20 X 3 - 4
140-20 X 5+25 20 X 30+20 X 40 25 X (30+10)
800 - 40-400 - 40 600 - (120 - 60) (26+14) X 70
(26+14) X (70-40) 90 - (30 X 15 - 50) (35+45) - (90-10)
6 X 10-(21+29) 25 X (22+26 X 3) 80 - (32+8) X 300
3000-[(32+8) X 30] 30 X [169-(60+9)] 320-(120+25 X 4)
36 - [(3+6) X 2] 180 - (36 - 12)+6 450 - 15+10 X 3
(40+180 - 30) X 2 (240+180) - (30 X 2) 800-800 - 80 X 30
800-(70 X 6+180) 65 X (40+20 X 3) 36+360 十 12 5 X 121+79 X 5 45 X 6+35 X 6 67 X 5-37 X 5
39 X 8-6 X 39 326 X 78-326 X 68 120 X 90-110 X 90
125 X( 8+4) 12 X( 40-5) 5 X 27+63 X 5
64 X 9-14 X 9 23 X 134-34 X 23 68 X 48+68 X 52
48 X 101-48 65 X 5+35 X 5 49 X 25 X 8
79 X 32+79 X 68 67 X 101-67 256 X 7-56 X 7
(75 + 25廿)—40 2800-25X4 + 80 (380 — 80X4) -50
65 X 50+35 X 50 2 X 70+38 X 70 4X(25 X5+25X28) 125M7 — 47X25 340X(120 — 40 乜) 45 X(720 — 1957 -19)
86+[4500+(2088 £6) -2] 120-36 X 4 - 18+35 (58+37 ) - (64-9 X 5)
.(80 -0+80) -4 360-40+10 40 X20-200
(80-25) X2 (350-80 )乜 360-[ (12 + 6) X5]
288-{(26 — 14) X8] 500X6-(50 X-80) (105X12 — 635)吃5
864-((27 —23) X12] (45 + 38 — 16) X24 500 — (240 +
38X6)
[64 —( 87 — 42) ] X5 (845 — 15X3) -6 12X (49 — 28)-]
450- (84 — 48] ) -2 (58+37 ) - (64-9 X5) 95 - (64-45 ) 178-145 -^5 >6+42 812-700 ( 9+31X11) 85+14X( 14+208-26)
(284+16 ) X (512-8208-18) 120-36 X4-18+35 (58+37 ) (64-9 X5)