四则运算练习
题
快递公司问题件快递公司问题件货款处理关于圆的周长面积重点题型关于解方程组的题及答案关于南海问题
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四则运算练习题
(1) 245,135?9 (70,203?7)×28 620?20,3×15 35,65?5,20 (2) 463,27×6 76,45?5×3 (540,360)?(18×5) 120,70,60×2 (3) 368,165?11 100,36×2,21 45×36,24?2 39,130×7 (4) 506,15×12 360?(60?2) (360?12,10)×20 74,126?6×3 (5) 832,256?16 300,100?4×8 (24,36)?12×14 621,93?31 (6) 159,34×36 107,13×6,45 (86,24)×5?31 731,252,164 (7) 368,35×11 (365,328)×(73,55) 436,252,138 36×4,175?5 (8) 329,375?25 765?(491,476) 800,309,124 75,720?(42,27) (9) 703,24×25 (252,144)?(307,271) 23×46?46 93×(515,428) (10) 82?41×68 (69,21)×(72?8) (16,20)×35 (126,87)×12?26 (11) 234?(205,199) (75,315)?(35,20) 100?25?4 (10,25)×44 (12) (121,92)×12?6 620,530?5×2 178,(83,360?60) 870,30?15,13 (13) (420,60)?(275,245) 25×32×125 460?(30,21?3) 9000,75×24 (14) 960?15,28 (49,21)×(48?8) 45,180?30,6 84,4×9?6
(15) 135,75?5 182?13,34×3 45,120?(30,6) 196,24×18 (16) 466,14×2 2400?60,16×2 420?,(205,198)×4, 44×12,29 (17) 203,135?9 (84,4) ×9?6 (65,250)?(28,13) 36×13,207?3 (18) 28,120×8 (124,85) ×12?26 1825,45?9×24 (270,180) ?30 (19) 72,12×6,43 (59,31)×(96?8) 1024,(680,640?16) 640?8,50 (20) 800?20?4 4800,24×(532?38) 26×4,125?5 860,20×30 (21) 987?3×6 96×(328,875?25) 1674,45?9×32 56,(25,17) (22) 200,150×30?5 650,50×3,210 6012?(200,194) ,936 (23) 75,360?(20,5) 72,6×4?3 75,360?20,5 (75,360)?(20,5) (24) 12,(40?5×24) (5625,3675)?(15×5) 681,27×4?2 23,253×4 (25) 720?(15,3×2) 3889,(108,41)×5 (800,200?50)×3 45,165?3 (26) 960,40?20,15 640?(80,20×3) 44×12,29 550?110,15×4 (27) 368,35×11 (365,328)×(73,55) (4535,500)?(782,777) (28) 632,48×12,86 252?6,35×7 672?(23×25,547) 48?(2,6)