找规律填空:0.5,0.8,1.05,1.35,1.6,(),(),().

问题描述:

找规律填空:0.5,0.8,1.05,1.35,1.6,(),(),().

0.5 0.8 1.05 1.35 1.6 (1.9 )(2.15 ) (2.45 )
规律如下
0.5 (+0.3) 0.8 (+0.25) 1.05 (+0.3) 1.35 (+0.25) 1.6 (+0.3) 1.9 (+0.25) 2.15 (+0.3) 2.45
间隔着加0.3和0.25