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直接写出得数.7-4.52=5.4+0.54-0.7×0.5=3÷0.2=24×25=6÷0.5=38+12=47−17=34×56÷34×56=59+4÷14−59=512+37−512+47=

题目详情
直接写出得数.
7-4.52=
5.4+0.54-0.7×0.5=
3÷0.2= 24×25=
6÷0.5=
3
8
+
1
2
=
4
7
1
7
=
3
4
×
5
6
÷
3
4
×
5
6
=
5
9
+4÷
1
4
5
9
=
5
12
+
3
7
5
12
+
4
7
=
直接写出得数.
7-4.52=
5.4+0.54-0.7×0.5=
3÷0.2= 24×25=
6÷0.5=
3
8
+
1
2
=
4
7
1
7
=
3
4
×
5
6
÷
3
4
×
5
6
=
5
9
+4÷
1
4
5
9
=
5
12
+
3
7
5
12
+
4
7
=
直接写出得数.
7-4.52= 5.4+0.54-0.7×0.5=直接写出得数.
7-4.52=
5.4+0.54-0.7×0.5= 3÷0.2= 24×25=3÷0.2=24×25= 6÷0.5=
3
8
+
1
2
=
6÷0.5=
3
8
+
1
2
=
3
8
+
1
2
=
3
8
3388
1
2
1122
4
7
1
7
=
3
4
×
5
6
÷
3
4
×
5
6
=
4
7
1
7
=
4
7
1
7
=
4
7
4477
1
7
1177
3
4
×
5
6
÷
3
4
×
5
6
=
3
4
×
5
6
÷
3
4
×
5
6
=
3
4
3344
5
6
5566
3
4
3344
5
6
5566
5
9
+4÷
1
4
5
9
=
5
12
+
3
7
5
12
+
4
7
=
5
9
+4÷
1
4
5
9
=
5
9
+4÷
1
4
5
9
=
5
9
5599
1
4
1144
5
9
5599
5
12
+
3
7
5
12
+
4
7
=
5
12
+
3
7
5
12
+
4
7
=
5
12
551212
3
7
3377
5
12
551212
4
7
4477
▼优质解答
答案和解析
7-4.52=2.48 5.4+0.54-0.7×0.5=5.59
3÷0.2=15 24×25=600
6÷0.5=12
3
8
+
1
2
=
7
8
4
7
1
7
=
3
7
3
4
×
5
6
÷
3
4
×
5
6
=
25
36
5
9
+4÷
1
4
5
9
=16
5
12
+
3
7
5
12
+
4
7
=1.
7-4.52=2.48 5.4+0.54-0.7×0.5=5.59 7-4.52=2.487-4.52=2.48 5.4+0.54-0.7×0.5=5.595.4+0.54-0.7×0.5=5.59 3÷0.2=15 24×25=600 3÷0.2=153÷0.2=15 24×25=60024×25=600 6÷0.5=12
3
8
+
1
2
=
7
8
6÷0.5=126÷0.5=12
3
8
+
1
2
=
7
8
3
8
+
1
2
=
7
8
3
8
333888+
1
2
111222=
7
8
7
8
777888
4
7
1
7
=
3
7
3
4
×
5
6
÷
3
4
×
5
6
=
25
36
4
7
1
7
=
3
7
4
7
1
7
=
3
7
4
7
444777−
1
7
111777=
3
7
3
7
333777
3
4
×
5
6
÷
3
4
×
5
6
=
25
36
3
4
×
5
6
÷
3
4
×
5
6
=
25
36
3
4
333444×
5
6
555666÷
3
4
333444×
5
6
555666=
25
36
25
36
252525363636
5
9
+4÷
1
4
5
9
=16
5
12
+
3
7
5
12
+
4
7
=1.
5
9
+4÷
1
4
5
9
=16
5
9
+4÷
1
4
5
9
=16
5
9
555999+4÷
1
4
111444−
5
9
555999=16
5
12
+
3
7
5
12
+
4
7
=1.
5
12
+
3
7
5
12
+
4
7
=1.
5
12
555121212+
3
7
333777−
5
12
555121212+
4
7
444777=1.