四年级数学下册小数加减法练习题32道

0.75＋0.4=1.15 20＋0.78=20.78 4.8＋4.2=9 5.7－3= 2.7 4.9－1.7= 3.2 1.34＋0.8= 2.14 2－0.75=1.25 8.7＋0.03=8.73 0.2－0.09=0.11 8.5＋2.5=11 3.4－1.4=2 0.68＋0.42= 1.1 7.82－7.2=0.62 2＋9.1=11.1 0.48＋0.52=1 8.1－5.1= 3 0.78－0.24=0.54 0.8＋0.18=0.98 0.89－0.25=0.64 1－0.98=0.02 0.9＋0.1=1 1－0.8= 0.2 4.5－4=0.5 5.6＋4=9.6 5.7＋3.3= 9 10－4.4=5.6 6＋6.6=12.6 9.5－2.7=6.8 1－0.55= 0.45 3.7＋4.8=8.5 7＋3.3= 10.3 3．25＋0．75=4 2.7＋3.9=6.6 0．7＋0．9= 1.6 1－0.44＝0.56 0.9＋1= 1.09 14．6－0．4=14.2 10－0．1= 9.9 14＋0．78=14.78 3＋2.7=5.7 5－0．08= 4.92 1．64＋2．35= 1．1－1=0.1 8．34－6．22=27.78 12．6＋3．4=16 1.3＋4.3=5.6 7.2＋6.9=14.1 9.3－8.8=0.5 4.4＋15.99= 20.39 19.8－5.6=14.2 96.3－56.2 =40.1 79.2＋56.8=136 1.9+25.793=27.693 88－69.21= 18.79 1－0．3=0.7 136.5－105=31.5 73.4+52.1=125.5 93.1-20.9=72.2 63.1-11=52.1 0.33+9.8=10.13 .2+1.5=2.7 1.3+1.5=2.8 0.2+1.2=1.4 1.3+1.08=2.38 5.5+2.1=7.6 7.8+1.9=9.7 1.02+1.03=2.05 1.2+1.5=2.7 1.5+1.7=3.2 1.3+1.5=2.8 0.2+1.2=1.4 1.3+1.08=2.38 5.5+2.1=7.6 7.8+1.9=9.7 1.02+1.03=2.05 1.2+1.5=2.7 1.3+1.5=2.8 0.2+1.2=1.4 1.3+1.08=2.38 5.5+2.1=7.6 7.8+1.9=9.7 1.02+1.03=2.05 7.1+7.1=14.2 2.03+2.03=4.06