小学六年级300穿越带答案。
2.8×
0.4
=
1.12
14
-
7.4
=
6.6,
1.92÷
0.04
=
48,
0.32×
500
=
160,
0.65
+
4.35
=
五
10
-
5.4
=
4.6,
4÷
20
=
0.2,
3.5×
200
=
700,
1.5
-
0.06
=
1.44
0.75÷
15
=
0.05,
0.4×
0.8
=
0.32,
4×
0.25
=
1,
0.36
+
1.54
=
2
1.01×
99
=
99.99,
420÷
35
=
12,
25×
12
=
300,
135÷
0.5
=
270
3/4 + 1/4 =1,
2 + 4/9 =22/9,
3 - 2/3 =7/3,
3/4 - 1/2= 1/4
1/6 + 1/2 -1/6 =1/2,
7.5-(2.5+3.8)=1.2,
7/8 + 3/8 =5/4
3/10 +1/5 =1/2,
4/5 - 7/10 =1/10,
2 - 1/6 -1/3 =1.5
0.51÷
17
=
0.03,
32.8
+
19
=
51.8,
5.2÷
1.3
=
4,
1.6×
0.4
=
0.64
4.9×
0.7
=
3.43,
1÷
五
=
0.2,
6÷
12
=
0.5,
0.87
-
0.49
=
0.38