直接写得数  
0.62+38=                   15.07﹣15=           10﹣0.62=               0.05+0.95=
1.1﹣0.11=                 7.11+8=              1.1+0.9﹣1.1+0.9=       2﹣0.35﹣0.65=
15.8﹣（5.8+4.9）=         14.85+2.3+1.7=