6.8÷4= 0.48÷1.6= 0.72÷12= 2.9÷10=24÷5= 0.7÷0.01=85.44÷16 42.84÷7 101.7÷9 67.5÷15 230.4÷6 21.24÷36 0.736÷23 43.5÷12 35.21÷7 39.6÷24
乘法的2.5x33.1x52.1x98.9x206.8x35.5x52.5x40.125x43.3x45.7x46.5x72.2x43.5x54.6x6255x0.1253.6x73.5x73.2x23.4x29.8x20.125x32.24x62.7x52.8x99.9x0.00155x0.635x0.844x0.966x0.177x0.23.4x307.5x800.99x0.13.3x4
乘法:0.1*0.1= 1.2*2.3= 1.3*2.4= 1.1*2.2= 0.1*0.2= 2.3*3.4= 2.4*3.5= 2.2*3.3=0.1*0.3= 3.4*4.5= 3.5*4.6= 3.3*4.4=0.1*0.4= 4.5*5.6= 4.6*5.7= 4.4*5.5=0.1*0.5= 5.6*6.7= 5.7*6.8= 5.5*6.6=0.1*0.6= 6.7*7.8= 6.8*7.9= 6.6*7.7=0.1*0.7= 7.8*8.9= 1.3*1.2
5.6*2.93.77*1.80.02*965.22*0.39.99*0.024.67*0.95*2.441.666*6.19.432*0.0025.6 10.1÷3.3= (商用循环小数)10.75÷12.5= (用乘法验算) 3.25*9.04= (用除法验算
8.54÷0.7=12.26.84÷0.912=7.525.84÷1.7=15.299.6÷41.5=2.4220.5÷147=1.536.8÷16=2.31.25÷0.25=50.72÷3.6=0.21.62÷6=0.271.535÷0.75=2.0461000÷12.5=8012.5÷5=2.537.5÷6=6.2567.5÷15=4.528.8÷12=2.41.2÷3 0.48÷6 4.6÷23 14*0.56.8÷4 0.
(1)68.8÷4= (2)85.44÷16= (3)67.5÷15= (4)289.9÷18= (5)101.7÷9= (6)243.2÷64= (7)16.8÷28= (8)15.6÷24= (9)0.138÷15= (10)1.35÷27= (11)0.416÷32= (12)3.64÷52= (13)91.2÷3.8= (14)0.756÷0.18= (15)51.3÷0.27= (16)26÷0.1= (17)210÷1
4.5*0.07 = 6.3÷0.09 = 2.5*3.6 = 19.8÷3.3 = 5÷0.25 = 0.76÷0.4 = 2.36*0.22 = 2.8*4.58 = 3.57÷4.2 = 82.8÷ 36 = 45*2.46 = 3.6÷0.24 = 382.5÷45 = 6.4*5.48 = 13.42*4.73 = 9.65*8.12 = 7.23*1.2 = 6.3*12 = 2.14*8.3 = 4.9*1.12 = 21.98*2.31 = 0.24
1、12÷2.42、16*4.5*23、14*1.7*1.54、0.15*2.36*1.45、7.8÷1.26、1.6*1.4*0.257、1.5*28、23.15*0.269、0.123*0.05610、0.56*1.56*2.511、1.25+0.65*0.412、(3.5-1.6)*1.513、12*1.5+1.114、156.01*200.5615、0.564*1.7816、(0.56-0.
小数除法1) 1.4÷0.5=2) 1.55÷0.5=3) 3.15÷0.7=4) 1.86÷0.2=5) 1.04÷0.8=6) 0.38÷0.1=7) 1.36÷0.2=8) 1.16÷0.4=9) 0.12÷0.6=10) 0.27÷0.9=11) 0.48÷0.2=12) 8.73÷0.9=13) 0.72÷
1.口算: 1.2÷3 0.48÷6 4.6÷23 14*0.5 6.8÷4 0.72÷12 0.7*1.1 0.72÷4 9.6÷6 5.2÷13 12.5÷5 0.12*5 8÷0.5 0.32÷16 0.5*1.1 0.5+0.14 1.25*4 6.3÷2.1 0.92÷4 6÷1.2 0.4÷8 7.6-3.8 6.8÷1.7 0.56÷14 2.4÷0.6 84÷0.04 0.49÷0.7 6.3÷3.196÷0.6 1.55÷0.5 0.35÷