一下B Ch.11-12 減法 Flashcards
1
Q
4-1=
A
3
2
Q
6-4=
A
2
3
Q
5-3=
A
2
4
Q
8-1=
A
7
5
Q
7-4=
A
3
6
Q
6-2=
A
4
7
Q
8-5=
A
3
8
Q
10-1=
A
9
9
Q
7-3=
A
4
10
Q
11-5=
A
6
11
Q
15-8=
A
7
12
Q
10-6=
A
4
13
Q
14-5=
A
9
14
Q
11-8=
A
3
15
Q
11-4=
A
7
16
Q
7-6=
A
1
17
Q
9-5=
A
4
18
Q
12-3=
A
9
19
Q
16-9=
A
7
20
Q
9-3=
A
6
21
Q
12-8=
A
4
22
Q
15-7=
A
8
23
Q
11-6=
A
5
24
Q
18-9=
A
9
25
Q
2-1=
A
1
26
Q
1-1=
A
0
27
Q
3+0=
A
3
28
Q
6-0=
A
6
29
Q
5-5=
A
0
30
Q
5+0=
A
5
31
Q
0+6=
A
6
32
Q
9-9=
A
0
33
Q
10-0=
A
10
34
Q
0+0=
A
0
35
Q
0-0=
A
0
36
Q
8+0=
A
8
37
Q
0+12=
A
12
38
Q
15-0=
A
15
39
Q
10-10=
A
0
40
Q
2-0=
A
2
41
Q
5 - 2=
A
3
42
Q
3 - 1 =
A
2
43
Q
10 - 8 =
A
2
44
Q
10 - 3 =
A
7
45
Q
9 - 3 =
A
6
46
Q
11 - 8 =
A
3
47
Q
2 - 2 =
A
0
48
Q
3 - 0 =
A
3
49
Q
7-4=
A
3
50
Q
There are 10 candies in the bag. 3 candies are eaten by Tom. How many candies are left？
A
10 - 3 = 7
7 candies are left
51
Q
There are 8 eggs in the basket. 2 eggs are broken. How many eggs are left?
A
6 eggs are left.
52
Q
100以內的數：最小的兩位單數是？
A
11
53
Q
100以內的數：最小的兩位雙數是？
A
10
54
Q
100以內的數：最大的兩位單數是？
A
99
55
Q
100以內的數：最大的兩位雙數是？
A
98
56
Q
50倒數的第四個數是？
A
46
57
Q
12-6=
A
6
58
Q
17 - 9 =
A
8
59
Q
15 - 9 =
A
6
60
Q
15 - 6 =
A
9
61
Q
13 - 5 =
A
8
62
Q
10 - 8 =
A
2
63
Q
13 - 9 =
A
4
64
Q
15 - 8 =
A
7
65
Q
12 - 8 =
A
4
66
Q
10 - 3 =
A
7
67
Q
9 - 7 =
A
2
68
Q
14 - 9 =
A
5
69
Q
16 - 8 =
A
8
70
Q
12 - 9 =
A
3
71
Q
16 - 9 =
A
7
