早教吧 育儿知识 作业答案 考试题库 百科 知识分享

(20rr•北海模拟)直接写得数.r2+32=18+0.它21=1r2×21=79÷7=0.28+4.12=9.r÷r.3=9×r9÷9×r9=3.2÷4=4÷0.0r×0.r=r8r8r9÷9=

题目详情
(20rr•北海模拟)直接写得数.
r
2
+
3
2
=
1
8
+0.它21=
1
r2
×
2
1
=
7
9
÷7=
0.28+4.12=
9.r÷r.3=
r
9
÷9×
r
9
=
3.2÷4= 4÷0.0r×0.r= r8
r8
r9
÷9=
▼优质解答
答案和解析
1
+
3
=我,
8
+0.1我手=1.我手,
1我
×
=
1
1
1
i
÷1=
1
i
0.我8+q.手我=q.8,
i.1÷1.3=1,
1
i
÷i×
1
i
=
1
81
3.我÷q=0.8, q÷0.01×0.1=q0, 18
18
1i
÷i=我
1i