直接写得数。                                                                                                     

625÷100＝	0.83＋0.07＝	10×2.05＝	24×5＝	0÷9×9＝
1.65－0.6＝	10－7.6－2.4＝	0×20＋1＝	125×8＝	7×25×4＝