四年级简便运算 小学四年级简便计算题大全
\u56db\u5e74\u7ea7\u4e0b\u518c\u7b80\u4fbf\u8fd0\u7b972400*24*5 =2400\u4e58\u4ee5100 =240000
\u4e00\u5b9a\u8981\u628a\u62ec\u53f7\u5916\u7684\u6570\u5206\u522b\u4e58\u62ec\u53f7\u91cc\u7684\u4e24\u4e2a\u6570\uff0c\u518d\u628a\u79ef\u76f8\u52a0\u6216\u76f8\u51cf\u3002
\uff088+40\uff09\u00d725 125\u00d7\uff088+80\uff09 48\u00d7\uff085+100\uff09 24\u00d7\uff082+10\uff09 75\u00d7\uff081000\u2014 2\uff09 15\u00d7\uff0840\u2014 8\uff09
\u4f8b\u5982\uff1a
\uff081\uff092.64\u00d751.9+264\u00d70.481
=264\u00d70.519+264\u00d70.481
=264\u00d7(0.519+0.481)
=264\u00d71
=264
\uff082\uff099.16\u00d71.53-0.053\u00d791.6
=9.16\u00d71.53-0.53\u00d79.16
=9.16\u00d7(1.53-0.53)
=9.16\u00d71
=9.16
\u7b80\u4fbf\u8ba1\u7b97
\u7b80\u4fbf\u8ba1\u7b97\u4e2d\u6700\u5e38\u7528\u7684\u65b9\u6cd5\u662f\u4e58\u6cd5\u5206\u914d\u5f8b\u3002\u4e58\u6cd5\u5206\u914d\u5f8b\u6307\u7684\u662fax(b+c)=axb+axc\u5176\u4e2da,b,c\u662f\u4efb\u610f\u5b9e\u6570\u3002\u76f8\u53cd\u7684\uff0caxb+axc=ax(b+c)\u53eb\u505a\u4e58\u6cd5\u5206\u914d\u5f8b\u7684\u9006\u8fd0\u7528\uff08\u4e5f\u53eb\u63d0\u53d6\u516c\u7ea6\u6570\uff09\uff0c\u5c24\u5176\u662fa\u4e0eb\u4e92\u4e3a\u8865\u6570\u65f6\uff0c\u8fd9\u79cd\u65b9\u6cd5\u66f4\u6709\u7528\u3002
\u4e5f\u6709\u65f6\u7528\u5230\u4e86\u52a0\u6cd5\u7ed3\u5408\u5f8b\uff0c\u6bd4\u5982a+b+c\uff0cb\u548cc\u4e92\u4e3a\u8865\u6570\uff0c\u5c31\u53ef\u4ee5\u628ab\u548cc\u7ed3\u5408\u8d77\u6765\uff0c\u518d\u4e0ea\u76f8\u4e58\u3002\u5982\u5c06\u4e0a\u5f0f\u4e2d\u7684+\u53d8\u4e3ax\uff0c\u8fd0\u7528\u4e58\u6cd5\u7ed3\u5408\u5f8b\u4e5f\u53ef\u7b80\u4fbf\u8ba1\u7b97\u3002
3) 42+(91+158+109)=﹙42+158﹚﹢﹙91﹢109﹚=400 4) (87+103+113)+97= ﹙87﹢113﹚﹢﹙103﹢97﹚=400 5) (246+387+154)+13=﹙246+154﹚﹢﹙387+13﹚=800 6) 49+(71+151+129)= ﹙49+151﹚﹢﹙71+129﹚=400 7) 255+(79+45)=﹙255﹢45﹚﹢79=379 8) (169+39+131)+261= ﹙169﹢131﹚﹢﹙261﹢39﹚600
9) 219+175+181+225= ﹙219+181﹚﹢﹙175+225﹚=800 10) 14+498+486= ﹙14+486﹚﹢498=998
11) (404+195+96)+305= ﹙404+96﹚﹢﹙195+305﹚ =900 12) 793+393= ﹙800-7﹚﹢﹙400-7﹚=1200-14=1186
13) (106+45+94)+155= ﹙106+94﹚﹢﹙45+155）=400 14) 433+(477+67)+23= (433+67﹚﹢﹙477+23﹚=1000
15) 25+(251+275+49)= ﹙25+175﹚﹢﹙251﹢49﹚ =500 16) 51+(5+49)= ﹙51+49﹚﹢5=105 17) (83+33+17)+67= 18) 196+97=
19) 41+(33+59)= 20) 290+171+210+329=
21) 1000+499= 22) 226+(166+74)=
23) 63+(82+137)+118= 24) 354+479+146=
25) 76+(44+124)+156= 26) 270+(96+230+404)=
27) 108+215+292+185= 28) (89+89)+(11+11)=
29) 108+(221+192+79)= 30) 257+60+143+340=
31) 56+(143+144)= 32) (259+349+141)+51=
33) (198+252+102)+48= 34) 80+(43+20+57)=
35) 434+238+66= 36) 92+(34+108)+166=
37) 82+(78+218+222)= 38) (54+150)+(146+50)=
39) 254+(144+246+356)= 40) 176+(236+124)+64=
41) 62+219+238+81= 42) (6+66+94)+34=
43) (140+125+160)+175= 44) 13+(287+387)=
45) 200+95= 46) 1002+495=
47) 370+430+130= 48) 159+140+41+60=
49) 195+(141+205+259)= 50) 31+(62+69)=
(1)(500+407)+0=907(2)(386+114)+382=882(3)(42+158)+(91+109)=400(4)(113+87)+(103+97)=400(5)(246+154)+(387+13)=800(6)(49+151)+(129+71)=400(7)(255+45)+79=379(8)(169+131)+(261+39)=600(9)(219+181)+(175+225)=800(10)(14+486)+498=998(11)(404+96)+(195+305)=1000(12)(800-7)+(400-7)=1186(13)(106+94)+(45+155)=400(14)(433+67)+(477+23)=1000(15)(25+275)+(251+49)=600(16)(51+49)+5=105(17)(83+17)+(33+67)=200(18)(200-4)+(100-3)=293(19)(41+59)+33=133(20)(290+210)+(171+329)=1000(21)1000+499=1499(22)(226+74)+166=466(23)(63+137)+(82+118)=400(24)(354+146)+479=979(35)(434+66)+238=738(36)(92+108)+(34+166)=400(37)(82+218)+(78+222)=600(38)(54+146)+(150+50)=400(39)(254+246)+(144+356)=1000(40)(176+124)+(236+64)=600(41)(62+238)+(219+81)=600(42)(66+34)+(94+6)=200(43)(140+160)+(125+175)=600(44)(13+287)+387=687(45)200+95=295(46)(1000+2)+(500-5)=1497(47)(370+130)+430=830(48)(159+41)+(140+60)=400(49)(195+205)+(141+259)=800(50)(31+69)+62=162
1) 500+(407+0)= 2) 386+382+114=
3) 42+(91+158+109)= 4) (87+103+113)+97=
5) (246+387+154)+13= 6) 49+(71+151+129)=
7) 255+(79+45)= 8) (169+39+131)+261=
9) 219+175+181+225= 10) 14+498+486=
11) (404+195+96)+305= 12) 793+393=
13) (106+45+94)+155= 14) 433+(477+67)+23=
15) 25+(251+275+49)= 16) 51+(5+49)=
17) (83+33+17)+67= 18) 196+97=
19) 41+(33+59)= 20) 290+171+210+329=
21) 1000+499= 22) 226+(166+74)=
23) 63+(82+137)+118= 24) 354+479+146=
25) 76+(44+124)+156= 26) 270+(96+230+404)=
27) 108+215+292+185= 28) (89+89)+(11+11)=
29) 108+(221+192+79)= 30) 257+60+143+340=
31) 56+(143+144)= 32) (259+349+141)+51=
33) (198+252+102)+48= 34) 80+(43+20+57)=
35) 434+238+66= 36) 92+(34+108)+166=
37) 82+(78+218+222)= 38) (54+150)+(146+50)=
39) 254+(144+246+356)= 40) 176+(236+124)+64=
41) 62+219+238+81= 42) (6+66+94)+34=
43) (140+125+160)+175= 44) 13+(287+387)=
45) 200+95= 46) 1002+495=
47) 370+430+130= 48) 159+140+41+60=
49) 195+(141+205+259)= 50) 31+(62+69)=
1) 500+(407+0)= 907
2) 386+382+114= ﹙386﹢114﹚﹢382=882
3) 42+(91+158+109)=﹙42+158﹚﹢﹙91﹢109﹚=400
4) (87+103+113)+97= ﹙87﹢113﹚﹢﹙103﹢97﹚=400
绛旓細鍥涘勾绾х畝渚胯繍绠娴嬭瘯棰 绠渚胯绠楃粌涔犻鍙互寰堝ソ鐨刞閿荤偧瀛︾敓鐨勮繍绠楄兘鍔涖備互涓嬫槸灏忕紪鏀堕泦鏁寸悊浜嗗洓骞寸骇绠渚胯繍绠楁祴璇曢,渚涘ぇ瀹跺弬鑰冨熼壌,甯屾湜鍙互甯姪鍒版湁闇瑕佺殑鏈嬪弸銆傚洓骞寸骇绠渚胯繍绠楁祴璇曢 绡1 58+262+138 375+219+381+225 5001-247-1021-232 (181+2564)+2719 378+44+114+242+222 276+228+353...
绛旓細鍥涘勾绾х畝渚胯繍绠涔橀櫎娉曪細涔樻硶浜ゆ崲寰嬨佷箻娉曠粨鍚堝緥銆佷箻娉曞垎閰嶅緥銆侀櫎娉曠粨鍚堝緥銆侀櫎娉曚氦鎹㈠緥銆1銆佷箻娉曚氦鎹㈠緥瀛愶細25脳56脳4锛25脳4脳56锛100脳56锛5600銆2銆佷箻娉曠粨鍚堝緥锛25脳125脳4脳8锛濓紙25脳4锛壝楋紙125脳8锛夛紳100脳1000銆3銆佷箻娉曞垎閰嶅緥锛25脳锛40+4锛夛紳25脳40+25脳4锛濓紳1100锛135脳12鈥135脳2...
绛旓細鏍规嵁绠楀紡鐨勪笉鍚岀壒鐐癸紝鍒╃敤鏁扮殑缁勬垚鍜屽垎瑙ｃ佸悇绉杩愮畻瀹氬緥銆佹ц川鎴栧畠浠箣闂寸殑鐗规畩鍏崇郴锛屼娇璁＄畻杩囩▼绠鍗曞寲锛屾垨鐩存帴寰楀嚭缁撴灉锛岃繖绉绠渚銆佽繀閫熺殑杩愮畻鍙仛绠绠椼傝繖灏遍渶瑕佸湪杩涜绠渚胯绠椾箣鍓嶏紝瑕佹眰瀛︾敓瀵规墍瀛︾殑鎬ц川銆佸畾寰嬨佽寰嬬瓑鏈夐忓交鐨勭悊瑙ｅ拰姝ｇ‘鐨勪娇鐢ㄣ備篃灏辨槸璇达紝杩欎簺鐭ヨ瘑鑳戒娇璁＄畻杩囩▼绠鍖栵紝鍚屾椂浣跨敤鍑戞暣銆佹媶...
绛旓細涓銆佷氦鎹㈠緥锛堝甫绗﹀彿鎼娉曪級褰撲竴涓绠楅鍙湁鍚屼竴绾杩愮畻锛堝彧鏈変箻闄ゆ垨鍙湁鍔犲噺杩愮畻锛夊張娌℃湁鎷彿鏃讹紝鎴戜滑鍙互鈥滃甫绗﹀彿鎼鈥濄傞傜敤浜庡姞娉曚氦鎹㈠緥鍜屼箻娉曚氦鎹㈠緥銆備緥锛256+78-56=256-56+78=200+78=278 450脳9梅50=450梅50脳9=9脳9=81 浜屻佺粨鍚堝緥 锛堜竴锛夊姞鎷彿娉 1.褰撲竴涓绠楅鍙湁鍔犲噺杩愮畻鍙堟病...
绛旓細329-184-16绠渚鏂规硶杩愮畻 =329-锛184+16锛=329-200 =129
绛旓細鍥涘勾绾鏁板绠渚胯繍绠鏂规硶濡備笅锛1銆佺粍缁囩畝渚胯繍绠楋細棣栧厛锛屽鐢熶滑闇瑕佸皢鏁板瓧缁勭粐鎴愪竴绉嶇畝渚跨殑褰㈠紡銆備緥濡傦紝灏嗘暟瀛楁媶鍒嗘垚鏄撲簬璁＄畻鐨勭粍鍚堬紝濡20鍜10鐨勭粍鍚堬紝鎴栬呭皢鏁板瓧缁勫悎鎴愮浉鍚岀殑鏁帮紝濡4涓5鐨勫拰銆傝繖鏍峰彲浠ョ畝鍖栬绠楄繃绋嬪苟鎻愰珮鍑嗙‘鎬с2銆佽繍鐢ㄨ繍绠楀畾寰嬶細鍥涘勾绾ф暟瀛︾畝渚胯繍绠楁柟娉曚富瑕佽繍鐢ㄥ姞娉曚氦鎹㈠緥銆佸姞娉曠粨鍚堝緥銆...
绛旓細396-96-172-28 =锛396-96锛-锛172+28锛= 300-200 = 100 125*24 = 125*8*3 = 1000*3 = 3000 鍥涘勾绾鏁板9濂楄绠楅 灏忓鏁板鍥涘勾绾ц绠楅杩囧叧缁冧範涓 涓銆佽浣犲彛绠椼0.38+0.6= 155-(60-55)= 64.2+5.7= 643-27-73= 0.97-0.09= 12.8-9.86= 17.08-4.58 = 9900梅25梅...
绛旓細472+503 =472+500+3 =972+3 =975 143+(57+26)=143+57+26 =200+26 =226 78-46-14 =78-(46+14)=78-60 =18 32脳125 =4脳8脳125 =4脳(8脳125)=4脳1000 =4000 38脳29+38 =38脳(29+1)=38脳30 =1140
绛旓細1銆56+31+24=锛56+24锛+31=80+31=111,2銆615锛475锛125 =615+锛475+125锛=615+600=1215 3銆125脳64 =125脳8脳8=1000脳8=8000 4銆 89锛101锛111=101+锛89+111锛=101+200=301 5銆24锛127锛476锛573 =锛24+476锛+锛127+573锛=500+700=1200 6銆400锛273锛127=400-锛273+...
绛旓細濡傦細2.5脳(100+0.4),杩樺簲娉ㄦ剰,鏈変簺棰樼洰鏄繍鐢ㄥ垎閰嶅緥鐨勯杩愮畻鏉ョ畝绠:鍗虫彁鍙栧叕鍥犳暟.濡:0.93脳67+33脳0.93.鍥涖佸埄鐢ㄥ姞鍑忎箻闄ゆ妸鏁版媶鍒嗗悗鍐嶅埄鐢ㄤ箻娉曞垎閰嶅緥杩涜绠绠楋細渚9銆34脳9.9 =34脳(10锛0.1)=34脳10锛34脳0.1 =340锛3.4 =336.6 渚10銆 57脳101 =57脳(100锛1)=57脳100锛57...
