口算下面各题(10分)2.5+3.2= 9.8-4.8= 1.29-0.18=2.26+0.9= 8-0.82= 0.75+0.25=1.4+0.5= 10.8-8.5= 6.4+1.07=0.55+5.5= 1.05-0.09= 0.6+6.45=4.13-1.8= 0.46+0.54= 1.07-0.47=1.28+0.22= 2.4-1.9= 0.06+1.5=2.5-0.9= 4.2+0.53=
试题篮