1、3.80.9 5 3 7 1 1 1.5 96 ( ) 2 5 8 4 3 7 7 1 1 ( ) 48698 6 6 2 10 19.9399.7 0.661.1 8 1 5 6 1 9 7 4 4 7 3 1 6 2 1 6 1 26 26 3 7 3 4 7 7 8 5 1 6 2 ( ) 15 5 6 6 5 3 5061159 28.62680 6245= 710310= 1920= 21030= 161.7= 113= 8.10.9= 6070%= 11 5 1 7 1 1 5 = 3 = 6 6 2 8 3 7 4 6.681.1= 6.011.41= 0.12564= 802=
2、 二、根据2221462,直接写出下面各题的得数。2202100 222.1 2200210 2.22100 4620210 4620.21 462002.1 46.22.1 697402 60296 84203 15781 71.12.92.3 2340.052340.05 11 8 8 1 1 5.5 84 ( ) 5 5 7 3 4 6 8 1 1 ( ) 33402 5 7 4 10 70.29503 4380.51 4 1 1 1 6 4 5 2 8 2 7 1 1 1 1 13 4 14 14 5 10 2 4 17 17 30 1 4 9 1 72 19 5 5 8 3 6716
3、929130 72.948261 9424= 640140= 1440= 11010= 721.3= 337= 40.8= 469 1 6 1 1 1 1 = 9 = 8 8 7 2 3 3 5 5.890.75= 5.690.42= 1.258= 2.55= 二、根据70866020,直接写出下面各题的得数。7008.6 78.6 700086 7000860 6020860 6020008600 60.28600 701103 50196 8498 24256 34.21.65.8 43.10.0343.10.03 3 3 6 1 1 9.5 210 2 5 7 6 5 3 4 1 1 (
4、 ) 30902 4 3 4 6 819030 52845 7 1 3 5 6 3 6 2 2 6 7 1 1 1 1 8 5 38 38 3 6 2 4 13 13 17 3 1 7 2 ( ) 54 13 4 4 6 3 94.563360 20.825192 6946= 84090= 1840= 18060= 92.8= 128= 3.60.6= 4210%= 4 2 4 7 6 3 3 = 4 = 3 3 7 8 7 4 2 6.490.78= 5.170.5= 2.54= 1.53= 二、根据24741776,直接写出下面各题的得数。2407400 2400740 24740 0.2
5、4740 177600.74 17.76740 17760074 1776601203 496298 84397 80889 81603.15.7 8260.88260.8 4 3 8 1 1 2.5 168 3 5 7 4 6 4 7 1 1 ( ) 11502 5 6 2 10 69.33665 44.60.41 7 2 6 1 1 5 8 3 7 3 5 3 1 1 4 3 4 24 24 4 7 2 5 7 7 7 2 1 6 3 20 5 3 3 5 4 6468987.6 23.948256 8315= 87070= 420= 20050= 232.8= 720= 1.40.7=
6、1860%= 3 1 3 1 4 4 1 = 3 = 2 2 5 6 3 5 2 5.292.17= 5.141.4= 2532= 5204= 二、根据66422772,直接写出下面各题的得数。6600.42 6.64.2 6604200 66000.42 277.20.42 2772042 2772000.42 2772004.2 50199 49896 71101 21228 26505.95.6 5.250.025.250.02 15 4 5 1 1 3.5 7 5 6 4 7 3 7 1 1 ( ) 37702 4 6 2 10 43.30.42 7.52.1 4 2 5 1 2 5
7、3 4 2 3 1 1 2 2 2 3 31 31 3 10 3 3 5 5 12 1 1 7 1 36 7 2 2 6 2 30556557.4 31.926243 8825= 660570= 110= 200630.8= 538= 2.40.4= 1080%= 5 3 2 5 7 3 1 4 4 3 6 8 4 4 5.391.49= 6.831.63= 12564= 18801760,直接写出下面各题的得数。22000.8 2.28000 2.28 22800 176008 176000800 1760008000 176008000 899199 79998 77198 71991 5
8、7.63.35.6 559040559040 5 8 9 1 1 160 ( ) 3 5 8 5 4 6 7 1 1 ( ) 36201 7 6 2 10 87.026.19 0.850.45 7 1 5 2 2 2 6 3 4 3 3 2 1 1 1 1 1 15 15 3 7 2 2 2 2 11 2 1 4 3 40 7 3 3 5 4 387.65178.7 80.443133 9858= 990220= 1240= 56070= 82.4= 616= 1.20.4= 5425%= 7 3 1 1 6 5 7 = 1 = = 4 4 5 8 7 4 8 6.291.57= 5.330.07= 2.532= 12二、根据56191064,直接写出下面各题的得数。5601900 5601.9 56019000 10641900 10.641900 1064001.9 106.41.9 70399 79799 63402
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