四年级计算题道.pdf
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1、四年级计算题道 Document serial number【NL89WT-NY98YT-NC8CB-NNUUT-NUT108】3 3 6 2 5 1 1 2 5 2 3 3 5 2 4 1 2 5 6 5 3 6 1 2 5 1 1 6 5 8 2 5 6 8 133125125343362521534205323120637481912143256833621245313120621126302121352432541123212111417184312085121461135241583326416109332042511830215302542102111924325296612518
2、030720303603092040780604322462523837438501778026960405441789828420307802069030750508406052040920238402470444480326722175458897396242657618173173.771.85.220.3990.024.670.952.441.6666.15.66.54.882.95.614.38.92.45.5559.770.021.3845.18.78832.661590.24.2681.7575.79.462.8517.86.41.54.91173691650.1627059.3
3、13320.82-43.1915.361270.253067.50.567.329.141602.484025.20.04136152153632565523155715836215351262351232119321163322433215125633526165242563130612260153034665224325401674833625125457802069030750508406052040920238402470444480326722175458897396242657618173173.771.85.220.39.990.0228403563031961191980288
4、283612.361.235.681.22537.20.75.61.137.84.52.5166.082.287.21.254.54.43.2512157.52567.31244.1219.36642.52.50.991.113.634.736.11.95689307465434721015989.429429689346188837252.03733.861.72.632.8420.3955676.0.742344661348320257210+28654447643214835034930328643669417598126609879100240507039793626450252894
5、4320007003.22.460.6724.21042.41.713.88.45.60.134506.7902.72313.1315.242529117253842340.276233624460.049.95+2.470.0450.315.30412613551086831272101389824031268920332312253362185839918278883764532437281173691650.1627059.313320.82-43.1915.361270.253067.50.567.329.141602.484025.20.04136152153632565523155
6、71583621529429840605204092023840247044448032672217545889739624265761817317135451082554312472101385412689203323122543728824032082436137406234602330556624784658935356452404798533621858399182788837645324324696623731799802882836689346188837245328423955676574.加法交换结合律:4825175578143225712889723572881431292
7、35171165378527731672893358394261534125366125753201533816216332137268158395105822197788.商不变的规律:30025400012524056002532005040025150258002520001259000125100025200080600890060混合运算:672672127987(345298)65210520(240227)34024020530(320170)90458(8528)23630840(240212)408512(178283)864(2723)12(10512635)2524014
8、0533602602051044827216356552024018030245030203146(3442070)624(2714)4(77217)691(165655)5840(120195)15557(18626)23375(2510)15(65934)+(28040)1527-2008(324-285)1226(1604812)4336(3629)662(3001455)35(320170)50(3654984)2415090(6752)18236(126)640(96-80)457125603584864016122800100789(947599)766436(91327623)(
9、932521)95071363498723(521504)253841223371(3921)(3966)156(17.7-7.2)337.85-(7.85+6.4)3028(5+969.9318)81(72-54)9960(15003245)192(5438)67138254(13125)(38)(12+24+80)5070425253212532(25+125)1781011788436+64847599+2758310283298199123181233+8512350(344)325(24+16)17899+1787942+79+7957730025481004757527+19253
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