1、16.8+5.4= 3.6-1.3= 24.6+2.4= 8.1+1.2= 2.45+5.5= 0.5+2.6= 93.1-20.9= 53.4-2.4= 5-0.08= 96.3-56.2= 136.5-105= 73.4+52.1= 79.2+56.8= 7.21+6.9= 1.64+2.35= 6.72-3.28= 29429= 20332= 31225=68934= 61888= 37245=(2010906)(65+15) (2012024)8 4020-200 288(2614)8 5006-(502-80)35.7-2.4= 4.5-3.26= 5.1-1.9= 2.2+5.7=
2、 64080= 155= 233= 1225= 48080= 165= 273= 9015= 16= 393= 2420= 323= 4816= 128= 273= 484= 23446= 61348= 3207210+2865= 43728= 43246=(10512635)25 (845153)16 178-1456+42 (404)25 10697695614= 248= 142= 8345= 56080= 9624= 4020= 403726= 7639= 60559= 3023= 128= 2732= 4827= 450020= 7315= 120600= 200360= 68004
3、00= 44476= 432148= 35827=35034= 93032= 46983=4,157+857 540(148+47)13 (30830828)11 199696274 21(230192) 280+270= 42500= 600040= 51280= 31070= 40014= 470+180= 100025= 160600= 20420= 290300= 8100300= 7600200= 930-660= 7600400= 680+270= 14= 420030= 61300= 130050= 86436= 98036=69417= 598126= 60987=74 100
4、00(5966)64 920-168040(3157 690+4752-39820048= 530+280= 9200400= 84021= 180500= 8000500= 190020= 200160= 8700300= 300330= 31400= 700014= 60012= 960080= 140300= 88009600800= 750290= 5490= 76045025= 28944= 32000700=2529= 15725= 673=12= 735(70040025) 1520(1070282) 9405-29402821 45+24012 25(24+16)7500500
5、= 370200= 65013= 86004200= 2404= 64080= 1510= 1602506= 7200+900= 410-201= 1258= 4820= 6600600= 390+140= 1180= 2450= 3600400= 400050= 4.8-2.5= 11725= 384234= 5611=19.95+132.47= 11736= 32512=148+332864-75 3602432+730 2100-94+4854 51+(2304-2042)23 (247+18)272518.3-3.7= 2.9+15.9= 6.3+3.6= 6.7-4.5= 6.8-0
6、.7= 0.2-0.09= 2+9.1= 0.89-0.25= 1-0.55= 20.22+0.78= 2-0.75= 5.78-0.24= 0.42+10.68= 8.34-6.22= 6.37+4.55= 27.3+2.15= 23.5+1.68= 53.16+3.54= 6.6-3.7= 7.2-2.7=9165= 44121= 37813615= 21536= 32565 =36-720(36018) 1080(63-54)80 (528+912)5-6178 (101205 280107893.2+12.76= 3.25-0.12= 53070= 42090= 30= 7700= 2
7、03+98= 1800240+570= 4800400= 370+580= 580-490= 910370= 2508= 270190= 3602= 7525= 33011= 6800= 54009= 52315= 57158= 36215 =35126= 2516= 425(947599)764 36(1527623) (932521)9 (3921)(3966) 37(7+6)30一、 口算9800= 3330= 3007= 9500= 6300700= 370560= 5600700= 480012= 35007= 520+490= 45090= 80330= 700= 700070=
8、400080= 2400200= 42090= 170320= 100051= 520260= 9100240= 507039= 793626 =23512= 99311= 136347=38412331 16(17-8)3 28(5+9632) 81(72-54)9 571256035 12.3+3.7= 5.3+4.47= 2.8+1.9= 42060= 39013= 910190= 35200= 228800400= 9300300= 6300= 1800930030= 28040= 304199= 39026= 125050= 2140= 6600220= 760198= 二、竖式运算
9、 32119= 36119= 30716= 33224= 33215=84864012 960(15003245) 32(25+125) 17899+178 (140-70)54660220= 500050= 10091= 753299= 700070= 20040= 18030= 2402= 1407= 136= 2803502= 5011= 2506= 7200+900= 410-201= 1258= 4820= 6600600= 1256= 33526= 16524=25631= 47210= 54312=192(5438)6 (12+24+80)50 (140-70)63+84242
10、4907+2451180= 2450= 360053070= 42090= 960030= 7700= 203+98= 1800300= 240+570= 4800370+580= 580490= 910370= 390+140= 8= 270190= 362= 7530612= 26015= 68930346= 65224= 61888=157 (46-20)30-90 25274 108(8336060) 2400801429= 420330= 3007= 913= 6300700= 56007= 370560= 520490= 45090= 80330= 7070= 400080=167
11、48= 33625= 12545= 33625= 11252= 33525 75425 290(343+99) (42048)(375345) 142549+14520260= 910190= 3540= 304199= 39040= 6600660220= 500091= 753299= 65= 36125= 11658=81= 33125 = 12534 =76766 720362 9953+53 420(205198)4 460(29183)1740= 10063= 7515= 4.4+15.99= 88-69.21= 63.1-11= 0.48+0.52= 1-0.98= 3.7+4.
12、8= 8.36+0.64= 3.6+0.87= 8.16+3.7= 0.33+9.8= 42070= 12.3+4.06= 0.75+0.4= 1.34+0.8= 9.5-2.7= 1.8+8.18= 7.82-7.2= 25= 21534= 20532= 31206 = 37481= 91214=4502(169) 245(45+39) 125(84)5 24002 (46-20)30-908.7+0.03= 2.7+3.9= 9.3-8.8= 1.9+25.79= 7.85+3.4= 3.07+3.65= 1.83+2.7= 13.8+9.9= 4.29+2.1= 8.3-2.63= 1.
13、7+0.43= 5-0.44= 12.6+3.42= 19.8-5.6= 14-0.14= 4.64+15.36= 0.99+1.8= 2.56-0.37= 3.9+2.03= 2.14-0.9= 32568= 33621= 24531= 206= 21126= 3024125-25 (960400)70 108(8336060) (375345) 266-1107.55-4.1= 0.87+5.68= 13.3-5.28= 7.87+5.66= 62.3-1.25= 5.7-0.93= 10.5-3.25= 6.4+1.89= 4.1+28.9= 25.13-1.8= 5.87+35.26=
14、 3.08+5.83= 5.62-4.2= 16.52-1.08= 35.85+8.04= 30.07+39.65= 11.83+62.7= 3.8+9.9= 54.29+27.1= 98.3-2.3= 13524= 32541= 12321= 21114= 17184= 31208 =(140-70)54 63+841337(65+35) (58+37)(64-95)10.7+0.93= 5.64-0.44= 1.6+68.42= 85.8-56.6= 20.2-7.09= 24+9.18= 10.89-10.25= 1.1-0.55= 2.22+0.8= 2.2-0.75= 54.78-1
15、0.24= 50.42+20.98= 2.34-1.2= 66.37+8.5= 8.02+15.28= 108.5-35.05= 0.32+1.57= 9.25+2.25= 9.23+4.52= 24.8+1.46= 51214= 61135= 24158=33264= 16109= 33204= 290(343+99) 142549+14 166 9953+53 4502(169)5.58+1.89= 0.78+2.2= 0.8-0.45= 6.45-3.29= 92.7-0.05= 87.68-20.7= 75.8-17.5= 42.5-23.65= 56.2+9.38= 67.3+23.
16、92= 4.72+8.49= 5.63+1.27= 9.06-1.59= 7.95-4.9= 8.02+5.08= 18.5-5.07= 4.32+18.7= 5.65+8.95= 7.3+49.52= 54.8+9.4= 21021= 11929=66125= 18030= 72030=5 4125-25 4204603) 63+84426.8+89.8= 0.78+2.2= 0.6-0.59= 66.5-3.2= 55.63-5.6= 11.3+80= 15.6-4.4= 8.4+35.76= 8.8-2.69= 62.9-2.17= 6.08+12.3= 3.9+1.32= 15.78+
17、23.9= 4.5-1.5= 3.7+7.25= 64.79-8.67= 5.3+19.45= 4.86-0.42= 3.06+8.45= 4.64+2.36= 36030= 92040= 78043224= 62523= 83743= (960400)70 45+24012 123181233+85123 124+78+22 100-35-251.8+5.75= 0.63+4.5= 29.9+5.6= 4.78+3.94= 98.8+0.08= 47.3+5.04= 33.1-7.65= 6.07-5.63= 56.3-28.7= 1.62-1.58= 2.15+10.86= 81.1-14
18、.9= 4.2+3.76= 12.7-0.55= 7.68-2.74= 5.58-1.75= 12.45-0.65= 6.32+8.3= 27.3+73.2= 4.22+8.46= 85017= 78026= 96054417= 89828= 4204905 266-110 (46-20)30-90 7 (42048)(375345)5.63+1.25= 9.36-1.59= 7.65-4.19= 3.9+7.5= 16.9-1.79= 5.63+9.5= 4.6-0.52= 3.56+5.75= 2.64+2.36= 76.8+5.2= 1.5+5.5= 0.68+4.85= 39.7+5.
19、06= 2.42+0.59= 57.5+1.36= 6.09+8.04= 4.98+1.89= 6.4+53.6= 32.01+5.05= 24.4-15.5= 78020= 69030= 75084060= 52040= 92025 24002 108(833603+99) 9953+533.6+20.02= 41.2-2.66= 4.4+7.68= 92.7-0.05= 87.68-20.7= 75.8-17.5= 42.5-23.65= 56.2+9.38= 67.3+23.92= 4.72+8.49= 5.63+1.27= 9.06-1.59= 7.95-4.9= 2.42+0.59= 57.5+1.36= 6.09+8.04= 4.98+1.89= 6.4+53.6= 32.01+5.05= 24.4-15.5= 24= 70444= 48067221= 75458= 89739=142546 4502(169) 245(45+39) 32513(266-250)
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