1、四年级口算题卡（1）2340= 543= 1830= 6030=7050= 25050= 1460= 8040=1850= 1630= 1.25+2.3= 35.7-2.4=12.3+4.06= 0.75+0.4= 1.34+0.8= 9.5-2.7=1.8+8.18= 7.82-7.2= 8.7+0.03= 2.7+3.9=9.3-8.8= 1.9+25.79= 4.5-3.26= 5.1-1.9=2.2+5.7= 4.8-2.5= 18.3-3.7= 2.9+15.9=6.3+3.6= 6.7-4.5= 6.8-0.7= 27.3+2.15=23.5+1.68= 53.16+3.54= 6
2、.6-3.7= 7.2-2.7=12.3+3.7= 5.3+4.47= 2.8+1.9= 3.2+12.76=3.25-0.12= 4.5-2.1= 5.8+6.9= 1.5+4.85=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=35.7-2.4= 4.5-3.26= 5.1-1.9= 2.2+5.7=64080= 155=
3、233= 1225=48080= 165= 273= 9015=484= 64016= 393= 2420=323= 4816= 128= 273=5614= 248= 142= 8345=56080= 9624= 4020= 4030=3726= 7639= 60559= 3023=128= 2732= 4827= 450020=7315= 120600= 200360= 6800400=280+270= 42500= 600040= 51280=31070= 40014= 470+180= 100025= 160600= 20420= 290300= 8100300=7600200= 93
4、0-660= 7600400= 680+270=98014= 420030= 61300= 130050=20048= 530+280= 9200400= 84021=180500= 8000500= 190020= 200160=8700300= 300330= 31400= 700014=60012= 960080= 140300= 880040=9600800= 750290= 5490= 76020=7500500= 370200= 65013= 86004200=2404= 64080= 1510= 16030= 2506=7200+900= 410-201= 1258= 4820=
5、 6600600=390+140= 1180= 2450= 3600400=400050= 4.8-2.5= 18.3-3.7= 2.9+15.9=6.3+3.6= 6.7-4.5= 6.8-0.7= 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= 12.3+3.7= 5.3+4.47=2.8+1.9= 3.2+12.76= 3.25-0.12= 53070= 42090= 960030= 7700= 203+98= 1800300= 240+570= 4800400= 370+580=580-490= 910370= 2508= 270190=3602= 7525=
