早教吧 育儿知识 作业答案 考试题库 百科 知识分享

直接写出得数0.9+0.4=1.8+0.9=1-0.3=1.5-0.7=3-2.6=5.3+4.6=4+3.5=7-2.9=210+510=910-510=710+1=19100-7100=10-9×0=3×5×40=3×7×4=330÷3×10=

题目详情
直接写出得数
0.9+0.4=
1.8+0.9= 1-0.3= 1.5-0.7=
3-2.6= 5.3+4.6= 4+3.5= 7-2.9=
2
10
+
5
10
=
9
10
-
5
10
=
7
10
+1=
19
100
-
7
100
=
10-9×0= 3×5×40= 3×7×4= 330÷3×10=
直接写出得数
0.9+0.4=
1.8+0.9= 1-0.3= 1.5-0.7=
3-2.6= 5.3+4.6= 4+3.5= 7-2.9=
2
10
+
5
10
=
9
10
-
5
10
=
7
10
+1=
19
100
-
7
100
=
10-9×0= 3×5×40= 3×7×4= 330÷3×10=
直接写出得数
0.9+0.4= 1.8+0.9= 1-0.3= 1.5-0.7=直接写出得数
0.9+0.4=
1.8+0.9=1-0.3=1.5-0.7= 3-2.6= 5.3+4.6= 4+3.5= 7-2.9=3-2.6=5.3+4.6=4+3.5=7-2.9=
2
10
+
5
10
=
9
10
-
5
10
=
7
10
+1=
19
100
-
7
100
=
2
10
+
5
10
=
2
10
+
5
10
=
2
10
221010
5
10
=
5
10
551010
9
10
-
5
10
=
9
10
-
5
10
=
9
10
991010
5
10
=
5
10
551010
7
10
+1=
7
10
+1=
7
10
771010
19
100
-
7
100
=
19
100
-
7
100
=
19
100
1919100100
7
100
=
7
100
77100100 10-9×0= 3×5×40= 3×7×4= 330÷3×10=10-9×0=3×5×40=3×7×4=330÷3×10=
▼优质解答
答案和解析
0.9+0.4=1.3, 1.8+0.9=2.7, 1-0.3=0.7, 1.5-0.7=0.8,
3-2.6=0.4, 5.3+4.6=9.9, 4+3.5=7.5, 7-2.9=4.1,
2
10
+
5
10
=
7
10
9
10
-
5
10
=
2
5
7
10
+1=1
7
10
19
100
-
7
100
=
3
25
10-9×0=10, 3×5×40=600, 3×7×4=84, 330÷3×10=1100.
0.9+0.4=1.3, 1.8+0.9=2.7, 1-0.3=0.7, 1.5-0.7=0.8, 0.9+0.4=1.3,0.9+0.4=1.3, 1.8+0.9=2.7,1.8+0.9=2.7, 1-0.3=0.7,1-0.3=0.7, 1.5-0.7=0.8,1.5-0.7=0.8, 3-2.6=0.4, 5.3+4.6=9.9, 4+3.5=7.5, 7-2.9=4.1, 3-2.6=0.4,3-2.6=0.4, 5.3+4.6=9.9,5.3+4.6=9.9, 4+3.5=7.5,4+3.5=7.5, 7-2.9=4.1,7-2.9=4.1,
2
10
+
5
10
=
7
10
9
10
-
5
10
=
2
5
7
10
+1=1
7
10
19
100
-
7
100
=
3
25
2
10
+
5
10
=
7
10
2
10
+
5
10
=
7
10
2
10
222101010+
5
10
=
7
10
5
10
555101010=
7
10
7
10
777101010,
9
10
-
5
10
=
2
5
9
10
-
5
10
=
2
5
9
10
999101010-
5
10
=
2
5
5
10
555101010=
2
5
2
5
222555,
7
10
+1=1
7
10
7
10
+1=1
7
10
7
10
777101010+1=1
7
10
7
10
777101010,
19
100
-
7
100
=
3
25
19
100
-
7
100
=
3
25
19
100
191919100100100-
7
100
=
3
25
7
100
777100100100=
3
25
3
25
333252525, 10-9×0=10, 3×5×40=600, 3×7×4=84, 330÷3×10=1100. 10-9×0=10,10-9×0=10, 3×5×40=600,3×5×40=600, 3×7×4=84,3×7×4=84, 330÷3×10=1100.330÷3×10=1100.