西师版四年级数学下册简便运算专题训练15套.pdf

西师版四年级数学下册简便运算专题训练西师版四年级数学下册简便运算专题训练 1515 套套简便计算练习题简便计算练习题 1 1姓名得分158+262+138375+219+381+22550012471021232（181+2564）+2719378+44+114+242+222276+228+353+219(375+1034)+(966+125)(2130+783+270)+101799+999+9999+999997755(2187+755)2214+638+28630657381065899+3442357183317357236510862144972992370+19953999+4981/18188339812257524138254(13125)(38)分70425125881257617810117899+27583102832199(12+24+80)50简便计算练习题简便计算练习题 2 2姓名253232(25+125)10258988436+648498123181233+851232/18得7550(344)325（24+16）17899+1787942+79+79577300254810047516800120301002100400215001254970070012482415480025简便计算练习题简便计算练习题 3 3姓名分2356（1356721）1235（17801665）2 531870+133104(2565+2528)(300+6)x1225x(4+8)(35+8)(13+24)x83/18320003150得7527+19125x84x101504x2578x10225x20499x649999X13+134+78X3+78X3125X32X872X12599x16999x9925+199X2532X16+14X3225X32X12588X125简便计算练习题简便计算练习题 4 44/18638x 78X姓名得分360025481004753000125812502551200-624-76278+463+22+37+186214-（86+14）（155+230）576-285+855-287+872100-728-772732+580+268787-（87-29）825-657+575/18273-73-27847-527-2731034+780320+102 425+14 365-（65+118）455-690-177+7775871-299157-99363-199968-599178X101-178 83X102-83X2 17X23-23X7 35X127-35X16-11X35分 600-6015 20X498-18X5+25 56X8175-7525 25X8简便计算练习题 5姓名20X4736-35X2056X8280-80 4 12X625X880-20X2+60 36X96/1825X425X412X636X9得36-366-6 25X8（25X8）100+45-100+45 15X97+3100+1-100+1 48X99+11000+8-1000+85+95X28102+1-102+165+35X1325+75-25+7540+36020-1013+24X8672-36+64 324-68+32100-36+64简便计算练习题简便计算练习题 6 6姓名得分26396126 35695699955557810178527647767613456134451347/18485224482523（404）999999199918498695202864199380476120131）25614753292842525738301（569468）（432 70425373129189（8974）125329721258/18简便计算练习题简便计算练习题 7 7姓名得分72016563042456（25636）10235 9842158+262+138375+219+381+22550012471021232（181+2564）+2719 378+44+114+242+222276+228+353+219(375+1034)+(966+125)(2130+783+270)+101799+999+9999+999997755(2187+755)2214+638+2869/1830657381065899+3442357183317357236510862144972992370+1995简便计算练习题简便计算练习题 8 8姓名分3999+4981883398257524138254(13125)(38)50253212532(25+125)1251027610/18得(12+24+80)88121781011788436+64847599+27598199325（24+16）57730025475分12482425123181233+8512317899+17881004158+262+138简便计算练习题简便计算练习题 9 9姓名3150152150012511/1850(344)7942+79+79得4800375+219+381+22550012471021232（181+2564）+2719378+44+114+242+222276+228+353+219(375+1034)+(966+125)(2130+783+270)+101799+999+9999+99999 7755(2187+755)2214+638+28630657381065899+3442357183317357236510862144972992370+19953999+498188339812/18简便计算练习题简便计算练习题 1010姓名得分12257524138254(13125)(38)(12+24+80)5070425253212532(25+125)881251027658981781011788436+64847599+275831028329819913/18123181233+8512350(344)325（24+16）17899+1787942+79+7957215001257300254810047516800120简便计算练习题简便计算练习题 1111姓名分（a ab b）c=a c=a（b bc)c)2.732.73 0.89 0.89 1.27 1.271.631.63 5.72 5.72a ab bc=ac=a（b bc c）14/18得4.374.37 0.28 0.28 1010 0.432 0.432 2.568 2.5689.39.3 5.26 5.26 2.74 2.7414.9（5.24.9）18.32 5.47 4.32（a a b b）c=ac=a（b b c c）2525 6.8 6.8 0.04 0.25 0.04 0.25 32 32 0.125 0.12512.512.5c c（a+ba+b）=c=ca a c cb b0.450.45 201 2010.580.58 10.1 10.199994.74.7 9.9 9.9简便计算练习题简便计算练习题 121215/186.46.4 1.25 1.2550.250.2 姓名得分3.28 5.7 6.72 5.72.1 99 2.123 0.1 2.3 9.90.18 4.26 0.184.260.58 1.3 0.58 1.37.3 4 2.7 0.253.75 0.5 2.75 2 5.26 0.125 2.74 8a b c=a （b c）6.3 1.89.5（1.9 8）12.8（0.4 1.6）16/18930 0.6 563.4 2.5 0.4（7.7 1.54）0.7简便计算练习题简便计算练习题 1313姓分6.94.83.115.89(6.755.89)7.852.340.854.66名得35.61.815.67.213.75(3.756.48)47.87.45+2.5566.868.661.340.2516.240.25320.1252.5(4+0.4)(1.250.125)84.8100.117/184.299 56.59.956.57.0910.80.87.093.834.563.835.4413.70.253.7455.411-5.43.654.736.50.3710.716.1-1.110.7+10.7 18/18