四年级数学下册简便运算专题练习姓名

1、四年级数学下册简便运算专题练习姓名四年级数学下册简便运算专题练习得分简便计算练习题1 158+262+138375+219+381+2255001-247-1021-232(181+2564)+2719378+44+114+242+222276+228+353+219(375 + 1034)+(966+125)(2130+783+270)+ 101799+999+9999+999997755- (2187+755) 65-738-10652214+638+28630199+3442357-183-317-3572365-1086-214497-2992370+19953999+493-3913

2、8x25x4 +24+80)x50简便计算练习题212x25 (13x125)x(3x8)75x24(12704x25125)25X32X125X125102x7632x(25 +5X98178X101-4x36+64x8483x102-83x2 -123x3+85x123 50x(34x4)x3(24+16)98x19925X178x99+1779x42 + 79+79x578100-4-7516800-120021500-12549700-70075X99+2X75123x117300-25-430100-21001248-244800-25简便计算练习题32356- (1356-721

3、)1235-1665)75x27+19x2 531X870+13X310(300+6)x12+8)84x1015x20499x64999x9932000-403150-15(1780-4X(25X65+25X28)25x(4+8)125x(35(13+24)x8504x2578x10299x16638x9999X13+1325+199X2532X16+14X3278X4+78X3+78X3125X32X；25X32X125；X12572X125简便计算练习题43600+25+48100-4-753000-125-81250-25-51200-624-762100-728-772273-73-2

4、747-527-273278+463+22+37732+580+261034+7+6036X9+36X9；0320+102 425 + 14+186214- (86+14)787- (87-29)365-(65+118)455- (155+230)576-285+8525-657+57690-177+77755-287+8771-299157-99363-19996；-599简便计算练习题5600-604-1520X4-20X4736-35X2025X4-25X498-18X5+2556X8-56X280-12X6-12X6175-75+2525X8+25X；10-20X236-36+6-6(

5、25X8)25X8-100+45-100+4515X97+3100+1-100+148X99+11000+825-1000+5+95X2；102+1-102+165+35X1325+75-25 + 7540+360-20-1013+24X：672-36+64324-68+32100-36+64 简便计算练习题6 26x39+61x26 + 55356x9-56x999x5578X101 -78 52x76+47x76+76134x56-134+45x13448x52x24x4；25X23X (40+64.4)999x999+1999184+98695+202199738-301380+476+

6、120(569+468) + (432 +131)704x25125x32x259X72X1256-147-53 (89+74)28X4X25373-129+29简便计算练习题7720-16-5630-42456- (256-36)375+219+381+2102x35 98x42158+262+13255001-247-1021-232(181+2564)+2719378+44+114+242+222276+228+353+219(2130+783+270)+10(375+1034)+(966+125)1799+999+9999+999997755-(2187+755)2214+638+28

7、63065-738-1065199+3442357-183-317-3572365-1086-214497-2992370+1995简便计算练习题 3999+4983912x25138x25x4X50 25X32X12575x24(13x125)x(3x8) (12+24+80)32x(25 + 125)X125178X101-4x36+64x8475x99+2x7598X199123x18-123x3+85x12350x(34x4)x325x (24+16)X57 7300-25-4178x99+17100-4-7579x42 + 79+79158+262+138简便计算练习题91248-2

8、43150-154800-2521500-125375+219+381+2255001-247-1021-232(181+2564) +2719378+44+114+242+222 276+228+353+219(375 + 1034)+(966+125)(2130+783+270)+101 7 99+999+9999+99999 7755-(2187+755)2214+638+2863065-738-1065899+3442357-183-317-3572365-1086-214497-2992370+19953999+49；3-39；简便计算练习题101 2X2575x241 38x25x

9、4 (1 3x125)x(3X8) (12+24+80)x50 704x25 25x32x12532X(25 + 125)88X125102X7658x98178x101- 17884x36+64x84 75x99+2x7583x102-83x298x199123x18-123x3+85x123 50x(34x4)x3 25x79x42 + 79+79x5721(24+16) 178x99+17500-1257300-25-4100-4-7516800-1293 - 5.26 - 2.7432 - 5.47 - 4320简便计算练习题11(a+b) + c = a + (b+c)2.73 +

10、0.89 + 1.27437 + 0.28 +1.63 + 5.72abc = a (b+c)10 - 0.432 - 2.56814.9- C5.2+4.9)(a x b) xc = a x (b x c)25 X 6.8 X X 12.5 c x (a+b) 0.45 x 201 X 9.90.04 0.25 X 32 X 0.125 6.4 X 1.25=cxa + cxb0.58 x 10.150.2 X 994.7简便计算练习题123.28 X 5.7 + 6.72 X 5.723 X 0.1 + 23 X 9.9 +4.260.58 X1.30.58 X1.30.253.75 X

11、0.5 - 2.75 - 22.1 X 99 + 2.1 0.18 +4.26 -0.173 -4 + 2.7 X5.26 X 0.125 + 2.7463 11.6)a+b + c = a+ (b x c)9.5 - (1.9X8)12.8- (0.4 X930 - 0.6 -563.4 - 2.5 0.4 (7.7 + 1.54) -0.7简便计算练习题136.9+4.84-3.1 15.89+(6.75-5.89) 7.85+234-0.85+4.6635.6-1.8-15.6-7.2 13.75-(3.75 +6.447.8-7.45+2.5566.86-8.66-1.340.25X16.2X40.25