四年级数学下册简便运算专题练习题a打印版.pdf

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1、2018人 教 版 四 年 级 数 学 下 册 简 便 运 算 专 题 练 习(打 印版)简便计算练习题1时间：得分：704X2525X32X12532X(25+125)88X125102X7658X98178X10117884X36+64X8475X99+2X7583X10283X298X199123X18123X3+85X12350X(34X4)X325X(24+16)178X99+17879X42+79+79X 577300-25-48100-4-7516800-12030100-210032000-40021500-12549700-7001248-243150-154800-25简便

2、计算练习题2时间：得分：600-60-150X4-20X4736-35X2025X4-25X498-18X5+2556X8-56X8280-80+42X6-12X6175-75-2513+24X825X8-25X880-20X2+6036X9-36X936-36+6-625X8+(25X8)100+45-100+4515X97+3100+1-100+1324-68+321000+8-1000+85+95X28102+1-102+165+35X1325+75-25+7540+360+20-10简便计算练习题3时间：得分：2356(1356721)1235(17801665)75X27+19X25

3、31x870+13X3104X(25x65+25X28)(300+6)x1225X(4+8)125x(35+8)(13+24)x884x101504x2578x10225x20499x6499x16638x9999x13+1325+199x2532x16+14x3278x4+78x3+78x3125x32x825x32x12588x12572x125999x99简便计算练习题4时间：得分：3600-25-48100-4-753000-125-81250-25-51200-624-762100-728-772273-73-27847-527-273278+463+22+37732+580+268

4、1034+780320+102425+14+186214-(86+14)787-(87-29)365-(65+118)455-(155+230)576-285+85825-657+57690-177+77755-287+87871-299157-99363-199968-599简便计算练习题5时间：得分：158+262+138375+219+381+2255001 2471021232(181+2564)+2719378+44+114+242+222276+228+353+219(375+1034)+(966+125)(2130+783+270)+101799+999+9999+99999 7

5、755(2187+755)2214+638+28630657381065 899+344235718331735723651086214 4972992370+19953999+498188339812X2575X24138X25x4(13x125)x(3x8)(12+24+80)x50简便计算练习题6时间：得分：6.9+4.8+3.115.89+(6.755.89)7.85+2.340.85+4.6635.61.815.67.213.75(3.75+6.48)47.87.45+2.555.4x11-5.466.868.661.340.25x16.2x40.25x32x0.1252.5x(4+

6、0.4)(1.250.125)x84.8x100.14.2x9956.5x9.9+56.57.09x10.80.8x7.093.83x4.56+3.83x5.443.65x4.736.5x0.3713.7x0.253.7-410.7x16.1-1.1x10.7+10.7x5简便计算练习题7时间：得分：720-16-5(181+2564)+2719456(25636)98x42158+262+138375+219+381+22550012471021232630-42378+44+114+242+222276+228+353+219(375+1034)+(966+125)(2130+783+27

7、0)+101799+999+9999+999997755(2187+755)2214+638+28630657381065899+3442357183317357236510862144972992370+1995102x35简便计算练习题8时间：得分：3999+498188339812x2575x24138X25x4(13x125)x(3x8)(12+24+80)x5025X32x12532x(25+125)102x76 178x10117884x36+64x8475x99+2x7598x199123x18123x3+85x12350 x(34x4)x325x(24+16)178x99+17

8、879x42+79+79x577300-25-48100-4-75158+262+13888x125简便计算练习题9时间：得分：1248-244800-2521500-125375+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+1

9、9953999+49818833983150-15简便计算练习题10时间：得分：12x2575x24138x25x4(12+24+80)x50704x2525x32x12588x125102x7658x98178x10117884x36+64x8475x99+2x7583x10283x298x199123x18123x3+85x12350 x(34x4)x325x(24+16)178x99+17879x42+79+79x5721500-1257300+25-48100-4-7516800-120(13X125)X(3X8)32X(25+125)简便计算练习题11时间：得分：(a+b)+c=a+

10、(b+c)2.73+0.89+1.274.37+0.28+1.63+5.72 abc=a(b+c)100.4322.5689.35.262.7414.9(5.2+4.9)18.325.474.32(aXb)Xc=aX(bXc)25X6.8X0.040.25X32X0.1256.4X1.25X12.5cX(a+b)=cXa+cXb0.45X2010.58X10.150.2X994.7X9.9简便计算练习题12时间：得分：3.28X5.7+6.72X5.72.1X99+2.123X0.1+2.3X9.90.18+4.260.18+4.260.58X1.3+0.58X1.37.3+4+2.7X0.2

11、53.75X0.52.75+25.26X0.125+2.74+8a+b+c=a+(bXc)9.5+(1.9X8)12.8+(0.4X1.6)930+0.6+563.4+2.5+0.46.3+1.8(7.7+1.54)+0.7简便计算练习题13时间：得分：26X39+61X26356X956X999X55+5578X1017852X76+47X76+76134X56134+45X134 48X52X24X4825X23X(40+4)999X999+1999 184+98695+202864199738301380+476+120(569+468)+(432+131)704X25 25614753373129+29189(89+74)28X4X25125X32X259X72X12548X99+1672-36+64100-36+64