小学5年级数学计算脱式题100道和答案和过程 小学五年级小数脱式简便计算题带答案
\u6c42100\u9053\u4e94\u5e74\u7ea7\u8131\u5f0f\u8ba1\u7b97\u9898\u5e26\u7b54\u6848\u548c\u8fc7\u7a0b5.4\u00f71.8+240\u00d71.5=3+360=363
9000\u00f772\u00d7(1.25\u00d70.7\u00d78)=9000\u00f772\u00d77=125\u00d77=875
1.25\u00d7(8+10)=1.25\u00d78+1.25\u00d710=10+12.5=22.51.24+0.78+8.76=(1.24+8.76)+0.78=10+0.78=10.78
1/2-(4/5-1/2)=1/2+1/2-4/5=1-4/5=1/5
4800\u00f725\u00f74=4800\u00f7(25x4)=4800\u00f7100=4800\u00f7100=48
2/5-(3/8-3/5)=2/5+3/5-3/8=1-3/8=5/8
3/4-(3/7-1/4)=3/4+1/4-3/7=1-3/7=4/7
3.2x0.125x2.5=0.125x8x(0.4x2.5)=1x1=1
0.4\u00d7125\u00d725\u00d70.8=(0.4\u00d725)\u00d7(125\u00d70.8)=10\u00d7100=1000
1.25\u00d7(8+10)=1.25\u00d78+1.25\u00d710=10+12.5=22.5
9123-(123+8.8)=9123-123-8.8=9000-8.8=8991.2
1.24\u00d78.3+8.3\u00d71.76=8.3\u00d7(1.24+1.76)=8.3\u00d73=24.9
9999\u00d71001=9999\u00d7(1000+1)=9999\u00d71000+9999\u00d71=10008999
14.8\u00d76.3-6.3\u00d76.5+8.3\u00d73.7=(14.8-6.5)\u00d76.3+8.3\u00d73.7=8.3\u00d76.3+8.3\u00d73.7=8.3\u00d7(6.3+3.7)=8.3\u00d710=83
1.24+0.78+8.76=(1.24+8.76)+0.78=10+0.78=10.78
933-157-43=933-(157+43)=933-200=733
4821-998=4821-1000+2=3823
32\u00d7125\u00d725=4\u00d78\u00d7125\u00d725=(4\u00d725)\u00d7(8\u00d7125)=100\u00d71000=100000
1.8+18\u00f71.5-0.5\u00d70.3=1.8+12-0.15=13.8-0.15=13.65
6.5\u00d78+3.5\u00d78-47=52+28-47=80-47=33
3.7x2.56-2.3=9.472-2.3=7.1721.24+0.78+8.76=(1.24+8.76)+0.78=10+0.78=10.78
1/2-(4/5-1/2)=1/2+1/2-4/5=1-4/5=1/5
4800\u00f725\u00f74=4800\u00f7(25x4)=4800\u00f7100=4800\u00f7100=48
2/5-(3/8-3/5)=2/5+3/5-3/8=1-3/8=5/8
3/4-(3/7-1/4)=3/4+1/4-3/7=1-3/7=4/7
3.2x0.125x2.5=0.125x8x(0.4x2.5)=1x1=1
0.4\u00d7125\u00d725\u00d70.8=(0.4\u00d725)\u00d7(125\u00d70.8)=10\u00d7100=1000
1.25\u00d7(8+10)=1.25\u00d78+1.25\u00d710=10+12.5=22.5
9123-(123+8.8)=9123-123-8.8=9000-8.8=8991.2
1.24\u00d78.3+8.3\u00d71.76=8.3\u00d7(1.24+1.76)=8.3\u00d73=24.9
61-(1.25+2.5\u00d70.7)=61-3=58
[(10-0.8)+9.85]-2\u00f70.125=19.05-2\u00f70.125=19.05-16=3.05
408\uff0d12\u00d724 = 408 - 288 = 120\uff0846\uff0b28\uff09\u00d760 = 74 x 60 = 4440
42\u00d750\uff0d17 = 2100- 17 = 2083
32\uff0b105\u00f75 = 32 + 21 = 53
420\u00d7\uff08327\uff0d238\uff09 = 420 x 89 = 37380
(4121+2389)\u00f77 = 6510 \u00f77 = 930
3.416\u00f7\uff080.016\u00d735\uff09 = 3.416 \u00f70.56 = 6.1
0.8\u00d7[(10\uff0d6.76)\u00f71.2] = 0.8 x(3.24\u00f71.2) = 0.8 x 2.7 = 2.16
5.67\u00d70.2-0.62 = 1.134-0.62 = 0.514
0.4\u00d70.7\u00d70.25 = 0.4 x 0.25 x 0.7 = 0.1 x 0.7 = 0.07
0.78+5.436+1 = 6.216 +1 = 7.216
30.8\u00f7[14\uff0d(9.85\uff0b1.07)] = 30.8 \u00f7 (14 - 10.92) = 30.8\u00f73.08 = 10
[60\uff0d(9.5\uff0b28.9)]\u00f70.18 = (60- 38.4)\u00f70.18 = 21.6 \u00f70.18 = 120
2.881\u00f70.43\uff0d0.24\u00d73.5 = 6.7 - 0.24 x3.5 = 6.7 - 0.84 = 5.86
5.38+7.85-5.37= 13.23 - 5.37=7.86
7.2\u00f70.8-1.2\u00d75=9 - 6 =3
6-1.19\u00d73-0.43= 6-3.57 - 0.43 = 6- (3.57 + 0.43) = 6-4 = 2
6.5\u00d7\uff084.8-1.2\u00d74\uff09= 6.5 x(4.8 - 4.8 )=6.5 x0 = 0
0.68\u00d71.9+0.32\u00d71.9 = (0.68 + 0.32) x1.9 = 1 x 1.9 = 1.9
10.15-10.75\u00d70.4-5.7 = 10.15 - 4.3 - 5.7 = 10.15 -(4.3 + 5.7)=10.15 - 10 =0.15
5.8\u00d7\uff083.87-0.13\uff09+4.2\u00d73.74 = 5.8 x 3.74 +4.2 x 3.74 = (5.8 +4.2)x3.74 = 10 x 3.74 = 37.4
20\u00d7[(2.44\uff0d1.8)\u00f70.4\uff0b0.15] = 20x (0.64 \u00f70.4 +0.15)= 20x(1.6 +0.15) = 20 x1.75 = 35
28-(3.4+1.25\u00d72.4) = 28 - (3.4 + 3) = 28 - 6.4 = 21.6
2.55\u00d77.1+2.45\u00d77.1 = (2.55 + 2.45) x7.1 = 5 x7.1=35.5
0.8\u00d7\u301415.5-(3.21+5.79)\u3015 = 0.8 x (15.5 - 9) = 0.8 x 6.5 = 5.2
\uff0831.8+3.2\u00d74\uff09\u00f75 = (31.8 + 12.8)\u00f75 = 44.6\u00f75 = 8.92
31.5\u00d74\u00f7(6+3) = 126 \u00f7 9 = 14
2\u00f72.5+2.5\u00f72 = 0.8 + 1.25 =2.05
194\uff0d64.8\u00f71.8\u00d70.9 = 194 -36 x0.9 = 194-32.4 = 161.65180\uff0d705\u00d76 = 5180 - 4230=950
24\u00f72.4\uff0d2.5\u00d70.8 =10 -2=8
405\u00d7(3213-3189) =405x24 = 9720
125\u00d7(97-81) =125x16 =2000
6942+480\u00f73 = 6942 + 160 = 6782
20+80\u00f74-20 = 20 + 20 -20 = 40 -20 = 20
100\u00f7\uff0832-30\uff09\u00d70 = 100 \u00f72 x0= 50 x0 = 0
25\u00d74-12\u00d75 = 100 - 60 = 40
70\u00d7\u3014\uff0842-42\uff09\u00f718\u3015=70 x (0\u00f718) = 70x0 = 0
75\u00d765+75\u00d735 = 75 x (65 +35) = 75x100 = 7500
6-1.6\u00f74= 6- 0.4 = 5.6
32.52-\uff086+9.728\u00f73.2\uff09\u00d72.5 = 32.52 - (6+3.04)x2.5 = 32.52 - 9.02 x 2.5 = 32.52 -22.55 = 9.97
\uff08136+64\uff09\u00d7\uff0865-345\u00f723\uff09= 200x(65-15) = 200x 50=10000
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0.5\u00f72-0.15\u00f72=(0.5-0.15)\u00f72=0.35\u00f72=0.175\uff1b
0.5X2-0.15X2=(0.5-0.15)X2=0.35X2=0.7\uff1b
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2.881\u00f70.43-0.24\u00d73.5=6.7-0.24 x3.5= 6.7-0.84=5.86\uff1b
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30.8\u00f7[14-(9.85+1.07)]=30.8\u00f7(14-10.92)=30.8\u00f73.08=10\uff1b
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[60－(9.5＋28.9)]÷0.18
2.881÷0.43－0.24×3.5
20×[(2.44－1.8)÷0.4＋0.15]
28-(3.4+1.25×2.4)
2.55×7.1+2.45×7.1
777×9+1111×3
0.8×〔15.5-(3.21+5.79)〕
（31.8+3.2×4）÷5
31.5×4÷(6+3)
0.64×25×7.8+2.2
2÷2.5+2.5÷2
194－64.8÷1.8×0.9
36.72÷4.25×9.9
5180－705×6
24÷2.4－2.5×0.8
(4121+2389)÷7
671×15-974
469×12+1492
405×(3213-3189)
3.416÷（0.016×35）
0.8×[(10－6.76)÷1.2]
19.4×6.1×2.3 5.67×0.2-0.62
18.1×0.92+3.93 0.0430.24+0.875
0.4×0.7×0.25 0.75×102 100-56.23
0.78+5.436+1 4.07×0.86+9.12.5
1、89+124+11+26+48 2、875-147-23
3．25×125×40×8 4、147×8+8×53
5、125×64 6、0.9＋1.08＋0.92＋0.1
用简便方法计算
①89+124+11+26+48 ②875-147-23
③147×8+8×53 ④125×64
计算下面各题．
1．280＋840÷24×5 2．85×(95－1440÷24)
3．58870÷(105＋20×2) 4．80400－(4300＋870÷15)
5．1437×27＋27×563 6．81432÷(13×52＋78)
7．125×(33－1) 8．37.4－(8.6＋7.24－6.6)
计算.（1∶1）
（1）156×107-7729 （2）37.85-（7.85+6.4）
（3）287×5+96990÷318 （4）1554÷[（72-58）×3]
脱式计算
2800÷ 100＋789 （947－599）＋76×64
1．36×(913－276÷23) 2．(93＋25×21)×9
3．507÷13×63＋498 4．723－(521＋504)÷25
5．384÷12＋23×371 6．(39－21)×(396÷6)
（1）156×[(17.7-7.2)÷3] （2）[37.85-（7.85+6.4）] ×30
（3）28×(5+969.9÷318) （4）81÷[（72-54）×9]
57×12－560÷35 848－640÷16×12
960÷（1500－32×45） [192－（54＋38）]×67
138×25×4 (13×125)×(3×8) (12+24+80)×50 704×25 25×32×125 32×(25+125)
178×101－178 84×36+64×84 75×99+2×75 83×102－83×2 98×199
123×18－123×3+85×123 50×(34×4)×3 25×（24+16） 178×99+178
79×42+79+79×57 7300÷25÷4 8100÷4÷75 75×27+19×2 5 31×870+13×310
4×(25×65+25×28) 138×25×4 (13×125)×(3×8) (12+24+80)×50
25×32×125 32×(25+125) 102×76 58×98
178×101－178 84×36+64×84 75×99+2×75 83×102－83×2
98×199 123×18－123×3+85×123 50×(34×4)×3 25×（24+16）
178×99+178 79×42+79+79×57 7300÷25÷4 8100÷4÷75
绛旓細1.25脳(8+10)=1.25脳8+1.25脳10=10+12.5=22.51.24+0.78+8.76=(1.24+8.76)+0.78=10+0.78=10.78 1/2-(4/5-1/2)=1/2+1/2-4/5=1-4/5=1/5 4800梅25梅4=4800梅(25x4)=4800梅100=4800梅100=48 2/5-(3/8-3/5)=2/5+3/5-3/8=1-3/8=5/8 3/4-(...
绛旓細41.4200-2200=2000 42.220+80= 300 43.20脳8脳5= 800 44.600-3脳200=0 45.20+20梅2= 30 46.35-25梅5= 30 47.36+8-40= 4 48.2800梅40=70 49.98梅14 = 7 50.96梅24 = 4 51.56梅14 =4 52.65梅13 = 5 53.75梅15 = 5 54.120梅24 =5 55.200梅25 = 8 56.8...
绛旓細5/3 脳 11/5 + 4/3 = 11/3 +4/3 = 15/3 = 5 45 脳 2/3 + 1/3 脳 15 = 30+5 = 35 7/19 + 12/19 脳 5/6 =7/19 + 10/19=17/19 1/4 + 3/4 梅 2/3 =1/4+ 1/2 = 1/4 + 2/4 = 3/4 8/7 脳 21/16 + 1/2= 3/2+1/2 = 4/2 = 2 浜斿勾绾ц劚寮忚绠楅...
绛旓細鑴卞紡璁＄畻鏄竴涓鏁板瀛︾鏈锛屽嵆閫掔瓑寮忚绠楋紝鎶婅绠楄繃绋嬪畬鏁村啓鍑烘潵鐨杩愮畻锛屼篃灏辨槸鑴辩绔栧紡鐨勮绠椼備富瑕佹帉鎻＄殑鏄浣忚鍏堢畻涔樸侀櫎娉曪紝鍚庣畻鍔犮佸噺娉曘傚湪涔橀櫎娉曡繛缁ц绠楁椂涓紝瑕佹寜浠庡乏寰鍙崇殑椤哄簭渚濇璁＄畻銆傞亣鍒版嫭鍙凤紝瑕侀鍏堣绠楁嫭鍙峰唴閮ㄣ傚湪鑴卞紡杩囩▼涓鎸夎繍绠楅『搴忓垝鍑鸿繍绠楅『搴忕嚎锛岃繕瑕佸仛鍒扳滀笁鏍稿鈥濓紝涓...
绛旓細100梅(32-30)脳0 = 100 梅2 x0= 50 x0 = 0 姹浜斿勾绾涓3姝ラ掔瓑寮璁＄畻绠楀紡,涓嶈绛旀,涓嶈閲嶅,涓嶈鍒嗘暟銆 .125*3+125*5+25*3+25 2.9999*3+101*11*(101-92) 3.(23/4-3/4)*(3*6+2) 4. 3/7 脳 49/9 - 4/3 5. 8/9 脳 15/36 + 1/27 6. 12脳 5/6 鈥 2/9 脳3 ...
绛旓細=100+100 =200 鑴卞紡璁＄畻澶у叏鍙婄瓟妗堝甫杩囩▼ 1. 6梅 3/8 鈥 3/8 梅6 =1/6x(3/8-3/8) =1/6x0 =0 2. 4/7 脳 5/9 + 3/7 脳 5/9 =(4/7+3/7)x5/9 =1x5/9 =5/9 3. 5/2 -( 3/2 + 4/5 ) =5/2-3/2-4/5 =1-4/5 =1/5 4. 6 脳( 1/2 + 2/3 ) =6x1/2...
绛旓細浜斿勾绾涓嬪唽鏁板鑴卞紡璁＄畻棰600閬撻儴鍒嗗唴瀹归瑙 1銆280锛840梅24脳5 9銆156脳107-7729 2銆85脳(95锛1440梅24) 10銆37.85-锛7.85+6.4锛 3銆58870梅(105锛20脳2) 11銆287脳5+96990...
绛旓細濡備笅鍥撅細鑴卞紡璁＄畻鏄竴涓鏁板瀛︾鏈锛屽嵆閫掔瓑寮忚绠楋紝鎶婅绠楄繃绋嬪畬鏁村啓鍑烘潵鐨杩愮畻锛屼篃灏辨槸鑴辩绔栧紡鐨勮绠椼傝绠楃殑瀹氫箟鏈夎澶氱浣跨敤鏂瑰紡锛屾湁鐩稿綋绮剧‘鐨勫畾涔夛紝渚嬪浣跨敤鍚勭绠楁硶杩涜鐨勨滅畻鏈濓紝涔熸湁杈冧负鎶借薄鐨勫畾涔夛紝渚嬪鍦ㄤ竴鍦虹珵浜変腑鈥滅瓥鐣ョ殑璁＄畻鈥濇垨鏄滆绠椻濅袱浜轰箣闂村叧绯荤殑鎴愬姛鏈虹巼銆傚皢7涔樹互8锛7x8锛夊氨...
绛旓細145*78*7 1482*28*78 785*78*78 789/1/1 78*78*98 *96*85*74 *36*25*14 96*35*42 89*18*76 78*32*01 浜斿勾绾涓婂唽鏁板鑴卞紡璁＄畻(浜烘暀鐗) s=1387269844111543 浜斿勾绾т笂鍐岀畝鍗鑴卞紡璁＄畻棰鍜岀畝鏄撴柟绋嬪悇110閬!(浜烘暀鐗)5澶╁唴! O(鈭鈭)O璋㈣阿! (1)50+160梅40 (2)120-144梅18+35 (3)347+...
绛旓細浜斿勾绾ц劚寮忚绠楅(杩樻湁绠渚胯绠)鍖呮嫭鍒嗘暟 (26-14)脳8 50脳(2+80) (10脳12)-63 (27-23)脳12 (38-16)脳24 (24+38)脳6 (87-42)脳15 (84-15脳3) 16脳(49-28) 45脳(84-48] )(58+37)脳6 (64-9)脳5 95脳(64-45) (19-14)脳9 5脳(6+42) (81-70)脳6 (9+31)脳11 (85+14)...
