3..3.78x0.5-0.65 4.. 13.4x0.24+3.98

5..3.8x4 1-3.8 6..0.3x2.5x0.4

VII .. 0.78x1018 ..1.2x2.5+0.8x2.5

9..9.8x25 10..0.8x630x0. 125

1 1. 198 x 0.5 1. 12..2.5x3.7+6.3x2.5

85.07-( 15.3-4.8)+5.369

40-(3.5-2.75+0.86)

37×25+268÷67

(32+360÷45)×72

(7590÷33- 14)÷54

4 12÷(607-36× 14)

Step 5: Simple calculation

13.7+0.98+0.02+4.3

286+ 199

18.54-9.9

18.6-3.47-0.53

36×99 72× 10 1-72

235×28-35×28

2.6×78+78×7.4

5436÷ 18 Simple operation:

406+297+94 258- 124-76 4×9+6×9

604+292+96 42 1- 146-54 9× 13-9×3

404×25 642×99+642 125×76×8

2800÷25 648- 199-248 6958+ 1998

396× 125 600÷25 89×99+89

6907+4 15+3093+4585 7×32× 1250 (8 1+ 108)÷27

2. Recursive equation calculation:

888÷4×5 20 1+804÷4 605×8-235

666÷3×4 102+306÷3 605×4-5 12

( 140+260)÷(70-30)×3 〔 138-(2 1+ 17)〕×3÷ 150

1 15÷〔( 16+4)×5+ 15〕 ( 125×208- 1248)÷ 104

4502-2940÷28×26+87 95×[ 14×(24-30÷5)]

26×[ 1 18+576÷(54÷3)] 58800÷ 168+ 120×437-2560

5 12-〔 124×3+ 137÷(69+68)] 〔 18300÷( 1030-955)+60〕× 140 .25+300÷52.(25+300)÷53.25+75÷5+754.200-(35+48÷24) 5.(72+32×4)÷406.45+55-45+557.2-2 ×0+28. 10- 10÷ 10× 109.(75+25÷5)-40 10.2800÷25×4+80 1 1 .2800÷25×4+80 12.(380-80×4)÷60 13.20-65438+ 06÷4+3×2 14.(20- 16)÷4+3×2 15.( 1520- 150)÷60-40 1 6.( 1520- 150)÷(60-40) 17.448×26+ 17523÷297 1 8.3600-(58+ 1872÷24) 19.48230÷( 150+37× 1 6)20. 1000÷(850-25×26)+442 1.(7344÷72+98)×4322.(905+985)÷(203- 168)23.24×36-32 13÷924.(378- 158)÷(38+72) 25.726+824÷8-40926. 120×3÷527. 120÷3÷528.78x 10 1- 17829。 178 x 6543 8+00 1- 1730。 178 x 10 1-783 1。 3 × 49 - 4 32.8 × 156 + 17 33. 12× 5 – 9 ×3 34.8× 4 + 4 35.6÷ 38 – 38 ÷6 36.47 × 59 + 37 × 9 37.52 -( 32 + 45 ) 38.78 + ( / kloc-0//8 + 1/ 9 ) 39.9 × 56 + 56 40.34 × 89 - 13 4 1.7 × 549 + 34 42.6 ×( 12 + 3 ) 43.8 × 5 + 8 × 1 1 5 44.3 1 × 56 – 56 45.97 - ( 27 – 102 1 ) 46.59 × 18 – 14 × 27 47.45 × 25 16 + 23 × 34 48. 1 4 × 87 – 56 × 125 49. 1732 – 34 × 9 4 50.3 × 29 + 13 5 1.57 × 325 + 37 52.3 14 × 23 + 16 53. 1 5 × 23 + 56 54.922 + 1 1 1 ÷ 12 55.53 × 1 15 + 43 56.45 × 23 + 13 × 15 57.79 + 1 29 × 56 58. 14 + 34 ÷ 23 59.7 × 2 1 16 + 12 60. 1 0 1 × 15 – 15 × 2 1 6 1 .50+(58+370)×(64-45) 62. 120- 148+35 63.347+45×2-4 160 64(58+37)×(64-9×5) 65.95×(64-45 ) 66. 178- 1 45+42 420+580-64×2 1 67.8 12-9+3 1× 1 1 68.85+ 14×( 14+208) 69.(284+ 16)×(5 12-8208 ) 70. 120-36×4+35 7 1.(58+37)×(64-9×5) 72.(68-68×55) ÷85 73. 12× 12×48 74.32× 15+25 75.6-+785-37= 76.72÷8- 1 2×577.65×(48- 12×4) 78. 15- 1075×4-7 79.58×(37- 13)+42× 374 80.352-(6+9)×25 8 1.8+3×782.9×2+4×383.6×(50-46) 84.3+3-585.63-9×6 86.(48+32)+587.74+ 105×388.74+ 100×388.65-6×4÷289.38+ 56÷7×390.(440-280)×(300—260)9 1.(59+2 1)×(96÷8) 92.(220- 100)+( 15×2)93.700-8×5×4 94.(275-35)+( 17+43)95 .480+(96- 16+6 ) 96.( 15×40—360)×697. 14+ 1 6×4-50 98.74+(96÷6-8)99.72-45+ 12 1÷ 1 1 100.20÷ 18×(806-799) 1065 438+0.75÷25+300÷5 1 02.(85÷5+300)÷5 103.25+7÷25+75 104.20-(5+48÷24) 105.(7+2×4)÷40 106.555-45+55 107.2-20+2 108. 10- / kloc-0/ 10× 10 109.(5+25÷5)-40 1 10.200÷25×4+80 1 1 1.280÷25×4+80 16543 8+02.(30-8×4) ÷60 1 13.2- 16+3×2 1 14.(20-6)÷4+32 1 15.(52- 150)÷6-40 1 16.( 120-50) ÷(60-40)654 38+0 17.48×26+ 173 + 297 1 18.360-(58+ 1872-24) 1 19.230×( 150+37× 16) / kloc-0/20. 100÷(850-25×6)+4 4 12 1.(7344÷2+98)×43 122.(95+98)×(203- 168) 123. 124×36-32 13÷9 / kloc-0/24.(378- 158)×(38+72) 125.26+82 4÷8-409 126. 12×3÷5 127. 12÷3÷5 128.8x 10 1- 178 129。 178 x 1 1- 17 130。 17x 10 1-78 13 1。 3 × 4 - 4 132.8 × 16 + 1 133. 12× 5 – 3 134.8× 4 + 4 135.38 – 38 ÷2 1 36.47 × 59 + 7 × 9 137.2 -( 32 + 45 ) 138.8 + ( 8 + 9 ) 139.9 × 6 + 56 140.3 × 89 - 13 14 1 .7 × 59 + 34 142.6 ×( 1 + 3 ) 143.8 + 8 × 1 15 144.3 1 × 6 – 56 145.97 - ( 27 – / kloc-0/02) 146 .9 × 18 – 1 × 27 147.45 × 26 + 23 × 34 148. 14 × 87 – 6 × 125 149. / kloc-0/7 – 34 × 94 150.3 × 9 + 65 438+03 15 1.57 × 32 + 37 152.3 × 23 + 16 153. 15 × 3 + 56 / kloc-0/54.92 + 144 ÷ 12 155.3 × 6543 8+0 15 + 43 156.5 × 23 + 13 × 15 157.7+ 1 29 × 56 158. 14 + 3 + 23 159.7 × 2 1 + 12 160. 10 × 15 – 15 × 2 1 / kloc-0/6 1.50+(58+37)×(64-45) 162.20- 148+35 163.45×2-4 160 164( 58+37)×65 165.95×( 1-45) 166.8- 145+420+580-64×2 1 167.8 1-9+3 1× 1 1 168.85+ 14×( 14+28) / kloc-0/69.(28+ 16)×(5 12-8208) 170. 12-36×4+35 17 1.(5+37)×(64-9×5) 172.(6 18-68×55) ÷85 / kloc-0/73. 1 12× 12×48 174.2× 15+25 175. 16-+785-37 176.72- 12×5 1 77.65×(8- 12×4) 178. 15- 107×4-7 179.5×(37- 13)+42×374 180.52-(6+9)×25 18 1 .8+90×7 182. 19×2+4×3 183.6 5438+06×(50-46) 184.3 1+3-5 185.3-9×6 186.(4+32)+5 187.74+ / kloc-0/5×3 188.7+ 100×3 189.65-6×4÷265438+ 090.(44 -280)×(300—260) 19 1.(59 1+2 1)×(96÷8) 1 92.(20- 100)+( 15×2) 193.70-8×5×4 194.(75-35)+( 17 +43) 195 .40+(96- 16+6) 196.( 1 5×4—360)×6 197. 14+6×4-50 198.74+(6÷6-8) 199.2-45+ 12 1÷65438+ 0 1 200.2 18×(806-799)20 / kloc-0/.75÷5+300÷5202.( 15÷5+300)÷5203.2+7÷25+75204.09-(5+48÷24)205.( 17+2×4)÷40206.5 5-45+55207.92-20+2208. 10- 10× / kloc-0/0209.(5+5÷5)-402 10.20÷25×4+802 1 1.20÷25×4+802 12.(30-8×4)÷62 13.2 -6+3×22 14.(2-6)÷4+322 1 5.(2- 150)÷6-402 16.(20-50)÷(60-40)2 17.4×26+ 173 + 2972 18.36-(58+ 1872-24)2 19 .20×( 1 50+37× 16)220. 10÷(850-25×6)+4422 1.(744÷2+98)×43222.(9+98)×(203- 168)223. 14×36-32 13÷9224.(38- 1 58 )×(38+72)225.26+84÷8-409226. 1×3÷5227.2÷3÷5228.8x 1 1- 178229。 17x 1 1- 17230。 17x 16543 8+0-7823 1。 3 × 40 - 4 232.8 × 9 + 1233. 12× 95 – 3 234.8× 94 + 4 235.3 – 38 ÷2 236.7 × 59 + 7 × 9 237.2 -( 3 + 45 ) 238.8 + ( 98 + 9 ) 239.9 × 6 + 6 240.3 × 8 - 13 24 1.7 × 9 + 34 242.6 ×( 1 + 3 ) 243.8 + 8 × 15 244.3 1 × 6 – 6 245.97 - ( 2 – / kloc-0/02) 246.9 × 19 – 1 × 27 247.45 × 6 + 23 × 34 248. 14 × 7 – 6 × 125 249. 17 – 4 × 94 250.3 × 89 + / kloc-0/3 2565 438+0.57 × 2 + 37 252.3 × 3 + 16 253.85 × 3 + 56 254.2 + 144 ÷ 12 255.3 × 1 1 + 43 256.5 × 2 + / kloc-0/3 × 15 2 57.7+ 19 × 56 258. 14 + 39 + 23 259.7 × 2 + 12 260. 10 × 5 – 15 × 2 1 26 1 .50+(8+37)×(64-45) 262.20- 14 +35 263.45×2-460 264(58+3)×65 265.95×( 10-45) 266.8- 145+40+50-64×2 1 267.8 1-9+3 / kloc-0/×9 1 268.85+ 14×(4+28) 269.(28+ 16)×(5 12-808) 270. 12-36×4+3 27 1.(5+3)×(64-9×5) 272.(668×55) ÷85 273. 12× 12×48 274.2× 105+25 275. 16-+75-37 276.72- 12×5 277.65×(8- 12×4)278. 15- 1 07×4-7 279.5×(3 7- 13)+2×374 280.2-(6+9)×25 28 1. 18+90×7282. 109×2+4×3283. 160×(50-46)284.35 1 +3-5285.3-9× 106 286.(4+30)+5 287.74+ 19×3288.7+ 10×3289.5-6×4÷2290.(4 -280)×(300—260)29 1.(9 1+2 1)×(96÷8) 292.(90- 100)+( 15×2)293.90-8×5× 4 294.(5-35)+( 17+43)295 .4+(96- 16+6) 296.( 19×4—360)×6297. 1 +6×4-50 298.7+(6÷6-8)299.2-4+ 12 1÷ 1 1 300.2 1×(806-799