问题
填空题
先找出规律,再按规律填数.
(1)1,1.1,1.3,1.6,______,______,3.1.
(2)3,1.5,0.75,0.375,______,______.
答案
(1)1.6+(0.3+0.1),
=1.6+0.4,
=2;
2+(0.4+0.1),
=2+0.5,
=2.5;
(2)0.375÷2=0.1875;
0.1875÷2=0.09375;
故答案为:2,2.5;0.1875,0.09375.