易口算 YIKOUSUAN
100以内几十几减几等于整十数口算习题专项练习【答案】
11-1=10
89-9=80
82-2=80
42-2=40
56-6=50
26-6=20
44-4=40
22-2=20
54-4=50
43-3=40
99-9=90
88-8=80
23-3=20
34-4=30
93-3=90
41-1=40
14-4=10
17-7=10
68-8=60
71-1=70
75-5=70
87-7=80
85-5=80
75-5=70
11-1=10
32-2=30
13-3=10
52-2=50
34-4=30
57-7=50
34-4=30
94-4=90
36-6=30
44-4=40
64-4=60
65-5=60
64-4=60
84-4=80
81-1=80
81-1=80
88-8=80
26-6=20
19-9=10
58-8=50
74-4=70
81-1=80
61-1=60
85-5=80
14-4=10
42-2=40
73-3=70
87-7=80
53-3=50
87-7=80
95-5=90
77-7=70
64-4=60
47-7=40
83-3=80
69-9=60
86-6=80
46-6=40
81-1=80
12-2=10
45-5=40
26-6=20
68-8=60
41-1=40
27-7=20
12-2=10
29-9=20
42-2=40
83-3=80
52-2=50
93-3=90
98-8=90
79-9=70
95-5=90
12-2=10
83-3=80
24-4=20
25-5=20
46-6=40
83-3=80
31-1=30
48-8=40
49-9=40
92-2=90
35-5=30
13-3=10
75-5=70
65-5=60
38-8=30
52-2=50
52-2=50
82-2=80
68-8=60
58-8=50
11-1=10
41-1=40
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