小學五年級數(shù)學計算題專項訓(xùn)練300道.doc

1、五年級數(shù)學計算題300題630 X 840+ (240212)800+ 252000+ 125一、脫式計算（17575 + 25110 題)68+ 35X 13725( 125+ 237)(114+ 166) +35432+ (9X8)189 60+40216+305/547+ 236+ 645+25X44102X998+2X 125645-180-245382X 101-3824X 60X50X835x 8+35X 6-4 X 350.175+0.25 X40.175 +0.25 +0.4200+ (17272) +2525X63X 49000+ 12599X 11794-19868 X25

2、428 X (3080 1980) 7426756 193-20772X 12597X360+ 3X360124 X 25-25X242800+ 100 +78975+ 138+ (100-54)85 X (95-1440- 24)240X78+ (154-115)80400 (4300 + 870+15)1437 X 27 + 27X56375- (12+18) -15(6.8-6.8 X 0,55) -8.57.2+0.8-1.2 X5864+ (27 23) X 12(45+ 38- 16) X 24500 (240+ 38X 6)64 (87 42) X 15(84515X 3) +

3、1612X (4928) +7450- (84 48 ) +12(58+37) + (64-9X5)0.12 X 4.8 +0.12 X4.895+ (64-45)6.5 X (4.8-1.2 X4)(284+16) X ( 512-8208 18)178-145 + 5X6+42812-700 + (9+31X11)120-36X4+ 18+3532.52-(6+9.728+3.2 ) X 2.5(3.2 X 1.5+2.5) +1.65.8 X (3.87-0.13)+4.2 X 3.74-2.5(6.8-6.8 X 0.55) +3.66+7.85-5.37(7.1-5.6 ) X 0.

4、9-1.1585+14X (14+208+ 26)(58+37) + (64-9X5)2800+ 100 +789(947-599) +76X6436 X (913 276+ 23)(93+25X21) X9507+13X63 + 498(39 -21) X (396 +6)723-(521 +504)+25384+12+23X371848 640+ 16X 1257 X 12560+35 192(54 + 38) X67138X25X41500-32X45(13 X 125) X (3 X 8)(12+24+80) X50704X25-50925 X 32X12532 X (25+125)1

5、78X101 17884X36+64X 8498 X19975X99+2X7583X 102- 83X250 X (34 X 4) X 325 X (24+16)178 X99+17879 X 42+79+79X57123X 18123X3+85X 1237300+ 25 + 48100+4 + 7575X27+19X 2 531X870+13X 3104 X(25 X65+25X 28)138X25X4(13 x 125) x (3 X8)32 X(25+125)(12+24+80)X5025 X 32X 125178 X 101-17879X42+79+79X577300 +25 + 41

6、02X76 58 X9875X 99+2X 7583 x 102-83X284 X 36+64X 8498 X 19985X (95 1440+ 24)50X(34X4) X325 X (24+16)178X99+178、方程式計算（70題）2x+8=16 x+5=10x+7x=89x-3x=66x-8=45x+x=9x+7x=8 x5=10x-8=6x4+5x=202x-6=122x+8=169x-3x=66x-8=45x+x=9x-8=6x4 5x=202x-6=12x-5+ 6=717x+7=146x-6=05x+6=112x-8=103x+7=283x-7=269x-x=1624x+x

7、=50+ 2x-8=4XX00 | 3X4 1 57 12X7 |27 1 4W |39 1 49 1X00 | 36 | 5X7 1 5XX6 1 5-X00 | 43 1 4-X7 1 46 1 47 1 4XXXX9 153 1 52 1 49 1 2_k3 1 436 1 4-X9 1 4X5 1 45 13X3 1 5X7 1 2X241135 1 35 1 3XX4 1 47 1 3X6 1 4SZ2 1 4-X5 1 43 1 43 1 2X00 1 3XXXFo159 1 47 1 65 1 2-X4 1 37 1 4O 1 3Il23x35 205 J廣31x 15 x 31

8、2671491651x12242331xx151012186.9 +4.8 +3.10.456+ 6.22 + 3.7815.89+ (6.75 5.89)1121823x9 181215x13265131x 一1218三、下面各題怎樣算簡便就怎樣算（120題）4.02 5.4 0.985.171.8 3.213.75(3.75 6.48)3.68+7.56-2.687.85+2.34-0.85+4.6635.6-1.8-15.6-7.23.82 2.9 0.18 9.19.6 4.8 3.67.14 0.53 2.475.27+2.86-0.66+1.6313.35-4.68+2.6573.

9、8-1.64-13.8-5.3647.8-7.45+8.80.398+0.36+3.6415.75+3.59-0.59+14.2566.86 8.66 1.340.25 X16.2 X4(1.250.125)X83.6 X1023.72X3.5 +6.28 x 3.536.83.9 6.1X 7.8+78 X 0.5232+4.9-0.915.6 X 13.1-15.6-15.6 X2.14.84.8 X100.156.5 X 9.9 +56.57.09 X 10.8 0.8 X 7.0925.48 - (9.4 - 0.52)4.2+0.2 +0.5320+1.25 +818.76X 9.9

10、 + 18.763.52+2.5 +0.43.94.1 +6.1 5.95.6 +3.59.6+0.8 +0.44.2 X 99 + 4.217.8 + (1.78 X 4)0.49+ 0.049 + 101.25 X 2.5 X 3215.2 +0.25 +40.89 X 100.1146.5(23+46.5)X99+ 9.73.83 X4.56 +3.83 X5.444.36 X 12.5 X89.727.5 X3.7 -7.5 X 3.78.54+ 2.5+0.43.20.2512.5(45.9-32.7) +8+ 0.1253.14x 0.68+31.4 x 0.032X0.9 +0.

11、1 X32.45.6 +1.25 +0.8 +2.5 +0.432.47.2 X0.2+2.4 X1.433 X66+33X 347.74 X (2.8-1.3 )+1.5 X2.26X 9.9 + 1.273.9 X2.7 +3.9 X7.3181.8+0.125 +0.812.721X (9.3 3.7) -5.615.02-6.8-1.025.4X 11-5.42.3 X16+2.3 X 23+2.39.43-(6.28-1.57 )3.65 X 4.7-36.5 X0.3746X57+ 23X8613.7X 0.25 3.7 +42.229.9+6.666.7101X0.87-0.91

12、 X87 10.7 x 16.1-15.1 X10.7 0.79 x 199-0.79 x 991.28 X8.6 +0.72 X8.612.5 x 0.96 X0.810.49.6 X0.352.35+1.713+0.287+7.651.57+0.245+7.436.02+3.6+1.980.134+2.66+0.8661.27+3.9+0.73+16.17.54.9 6.515+ (0.25 X0.4)0.35X1.25 X2X0.83.07 0.38 1.621.29 3.7 2.71 6.38 2.45 1.553.25 +1.79 0.59 + 1.7523.40.8 13.4 7.2125 X 643.2 +0.36 +4.8 + 1.641.23+3.4 0.23 +6.60.25 X 1612.7 (3.7 + 0.84)36.541.76 4.540.25 X0.73 X40.8 X (4.3 X 1.25)12+3.12 X9928.6 X 101-28.60.86 X 15.7 -0.