小学六年级数学四则运算简便运算500题无重复.docx

1、小学六年级数学四则运算简便运算500题无重复小学数学四则运算一一简便运算大汇总4 1+3.2 + 5 2 +6.825X (8 X 0.4) X 1.2573 3简便运算4 4 1-(2 -)15 15 23/ 1175、 ”( +)X 7212182493.51125997998+1246+9989(8700 + 870 + 87)- 87125 X 8.8 1.3+ 4.25 + 3.7 + 3.75 17.15(3.5 2.85 )3.4 X 99+ 3.4 4.8X 1.010.4X( 2.5 - 73)(1.6 + 1.6 + 1.6 + 1.6 )X 25136725100712.

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3、.881.551.8 67.6 18.51234 2341 3412 4123235 12.1 235 42.2 135 54.312468 24681 46812 68124 81246311 94-( 5 + 3 宀 85318 x【“(4 +3门1425 32810134x+4477223554914814151717151 11122 461 23115137104| - (2.5+1.9) X0.5-0.5)4| -2.5+1.9 (X5-0.5)42 -2.5+1.9 X-0.542 -(2.5+1.9 0X)-0.54| -(2.5+1.9) (0.5-0.5)42 -(2.5+

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8、1 6 )131393x 3十3 x 325 X 7 x 4882713272 34r357534- 4 - 1.71.25- x 0.817-+-7-1 3717791392525.68+(5.39+ 4.32) 19.68( 2.97 + 9.68)7 -+()1718176,3 15 (-)78 71.25x( 8-0.5)0.25x( 4x 1.2)113 11224X(-)(12+ ) x12 8 6371.25 x(213 x 0.8)740.74 So。)/ 319、5100(7 -一X9.3 4 -)5203893167370.92 x 1.41 + 0.92 x 8.59X

9、5135131.3X 11.6- 1.6X 1.39 x 11.6+ 18.4X -5 57.6 .25(13X 8)X 1254 X 7X 25X 33.5 81253.8X 9.9+ 0.383700 - 2185-81514X20X 525 X (40 X 32)8X 14X 125X 6 16X 25X 5X 440X 7X 3X 525 X 6X 4X 5(8X 6)X 125JL X 103-上 X 2-工25 25 2520 X( 17X 5)(5X 7) X 804 X 9X 25259+ 468+ 741 + 53223 X 4X 525X( 6X 4)1.06X 2.5X 4