0.9+0.7=
0.8+7.62=
3.8+0.01=
8+0.04=
1.28+0.72=
0.3+0.2=
5.3+0.1=
2.34-1.34=
7.4-2.4=
41.2+21=
6.3+0.9=
2.4+0.3=
0.1+9.02=
1.5+2.5=
3.6+5.8=
1.01+9=
1.26+0.74=
9.4-2.4=
0.7+0.32=
1.2+0.4=
3.7+4.8=
0.3+4.44=
1.25+4.3=
5.4+0.6=
0.12+8=
0.6+0.9=
3.6+4.2=
2.01+0.7=
5.4+1.8=
7-0.16=
11×5=
84÷4=
25×4=
406×3=
500×6=
203×5=
37×0=
122×3=
48÷8=
1×387=
有5个★,〇的个数是★的2倍,有( )个〇。
(个)