28108 1 10
5 4
ÿ仨Ӧĸƿһ (6)
ߡҹɣһ (8)
ˡŻ4֣ 1 2 š仨ϵ9һ10֣
ʮͼ(10)
1һ()̲ݮ
21()ݮ͵()̺5ݮ
3ұ()IJݮ44IJݮ()̺һ()
4ߵ()̺͵()̺8
5()IJݮ࣬()IJݮ١ ʮһһա(22)
1
1
2()ƤСҧһڡ4֣ 2ա9֣ 1135()() 2246()() 3()()()765
4310410()()610
38ָոգܵõһ10
֣ 1 2ַַ
ո ϲ
ʮ⡣(10֣ܷ)
1һ·9M·ÿ1Mһ죬ܲ()죬һ 2ӻȥ
Сѧѧһڰ˵ԪԾ8
÷ һһ (6) 1 2+2=5-2=
+=
2.
- = - = + =
ʽ,Ȼ, (4)
4+3= 9-4=
8-3= 7+3= 2 9
7
4 10
6 Ȧе3дӷʽʽ? (4)
+=+= +=+= -=-= -=-=
ġڡϡ+- (9)
4 3=7 6 2=4
28=10 33=6 96=3
7 2=4 5
6 2=8 0 102=7 1
10 10=0
塢ͼдʽ (6)
(1)
+=-=
+=-=
(2)
9 ֦ İԿİ (6)
ߡͬIJͬʽд4(4)
+=9 -=5
šһ (6+4=10) 4+4=9-3=10-4= 10-6=5+5=9+1= 3+6=3+7=4+6=
3+1+6= 9-3-6= 3+4-2=
8-4+3=
10-5= 7-7=10-8=
ʮ㣬ڵʽ滭̡(8)
5+310-53+59-3 5+410-12+38-3 ʮһ (8)
7+3
73 7+3-6 9-5 4+3 9-1
8 73+0+5 104 9-6+4 4 810-4-3 ʮڡϡ><= (12)
7 8 2 1 6 9
6+380 6+0 1+113+3 6
5 3 6 5-1
2+573 9-7 7+3 10+0
ʮһ룬 (9)
+4=8
2+=10 +8=8 -3=6
7-=3 -6=3 8-=10-4
3+=6 5+=9
ʮġͼ (6)
1
2.
? 9 == ʮ塢ͼʽ (8)
ʮ (10,ܷ)
1.СŶ,Сǰ3ֻС,5ֻС,һ()ֻС
24ǣܵ8ǣܸܵ()ǣ˵ǾһˡС
ѧѧһߡ˵ԪԾ9
÷ һһ (28)
1.
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