1. 直接写得数。                                                                                                                              

0.91+1.25=	10-0.76=	3.99-0.9=	0.56+4.44=
0.37+0.6=	7.46+2.54=	1-0.08=	45.9+1=
10－2.45=	4.7－0.47=	3.8＋1.2=	1－0.28=