1、五年级口算(1)3.142= 3.143= 3.144= 3.145= 3.146= 3.147= 3.148= 3.149=3.1410= 3.1420 = 3.141.5 = 3.14100 = 3.14500 = 3.140.6 = 3.140.5 = 3.1480 =92 = 102 = 112 = 122 = 132 = 142 = 152 = 162 = 172 = 182 = 202 = 252 = 302 = 502 = 1002=121.5 = 123= 124= 120.5= 125=五年级口算(2)126= 127= 128= 129= 133=134= 135= 136
2、= 137= 141.5 = 143= 144= 145= 140.5= 146= 147= 153= 154= 155= 156= 157= 160.5= 161.5 162= 163=164= 165= 172= 173= 174=175= 182= 183= 184= 185=192= 193= 194= 195= 205=220.5= 221.5 = 233= 234= 243=五年级口算(3)244= 245 = 253= 254= 262=263= 272= 273= 282= 283=5.117= 2.54= 1.258= 0.173= 0.233= 1.50.6= 1.233=
3、 1.27= 0.5100= 8.81.1= 6.92.3= 1.39=8.517= 0.10.1= 2.36-0.99= 3.40.4=0.57+1.53= 6550= 0.725= 1.14+0.98=0.910.13= 7.062= 0.160.8= 8.72.9=71.4= 50.2= 0.844= 7.9-0.6=五年级口算(4)二、将下列分数先化成小数,再化成百分数。( )=( ) )=( )21 (41( )=( ) =( )=( )43 5( )=( ) ( )=( )5 3( )=( ) ( )=( )81( )=( ) ( )=( )83 5( )=( ) ( )=( )7
4、 1612-6.2-3.8= 8.9+3.8+1.1= 0.253+0.25= 12.59-12.5= 1.24+0.366= 0.250.74=五年级口算(5)253.90.4= 1.257+1.25= 50002.25%80%=3.141.250.24= 12516= 0.87524 =961= 286+198= 38380= 314-202=32080 = 65060 30 =215 3118080 12= 450140 - =3 652257 ( + + )24= 3.274.3+3.275.7=4900238 0.252.694= 6009810-2.87-7.13= 9075 =
5、24= 26+3028= 71248(2+4)= 0.870.49= 780772= 4.90.7+ = 100= 827= _ =10354 54107五年级口算(6)26+24= = = 7826= 510758 = = 4326= + =1879543 835400+3000= = 2300700= + =96789= = + = =211871 = = + = 7.2+2.8= 15828525.117= 2.54= 900+1500 = 1.258=(3829)3 = 0.173= 1.258 = 8.9+3.8+1.1=91070 = 30.752= = 0.253+0.25=1534.22 = 12.59-12.5= = 0.150.2+0.17=438