直接写出得数：1）5.8+4.8= 402.5= 10-8.9= 062.5=2）6.55= 0.260.3= 8.4+12.6= 11.40.01=3）40.80.4= 11.1-1.09= 4.60.5= 34.1100=4）250.07= 0.3299= 15.7-12.7= 0.054=5）0.30.9= 1000.2= 5.85= 0.82.5=6）0.1254= 8.57= 0.50.6= 40.25=7）100012.5= 951.9= 1211.1= 80.04=8）7.23+3.5= 0.8+12.2= 3.45+5.55= 2-0.11=9）1.4+6= 5.2-2= 10.32-3.2= 1003.3=10）100.25= 12.58= 14.41.2= 1.86=11）2-0.65-0.35= 0.357= 8910= 1000.7=12）0.40.3= 2.50.6= 8.80.1= 5.28+1.6=13）1.21.2= 6.090= 10-1.7-2.3= 1.3-0.2=14）0.40.6= 1.29= 8.3-6.4= 0.160.5=15）0.45+6.7= 0.8+0.87= 0.237= 6.54=16）5.9100= 3.20.5= 52.5= 2.6+1.3=17）12.44= 7.53= 18.60.6= 252= 18）2.54= 2.80.4= 4.50.15= 16.913=19）150.5= 50.2= 1.2003= 7.20.9= 20）100.1= 4.13= 9.65= 1.76=21）32.8-4.8= 13.7+5.3= 75.5-14.5= 8.9+5.1=22）0.08+5.02 0.79+0.21= 12.13-0.03= 87.4-63.4=23）95.6+3.4= 119.3+11.6= 260.9-16.9= 59.35+8.35=24）73.4+25.6= 5.63+0.34= 9589.58= 3.03+3.1=25）0.54+5.86= 31.2-4.6= 89.2+31.8= 74.4-46.4=