1
2
! B
3
6 – 1 = 5
4
6 – 1 = 5
6 – 5 = 1
5
6 – 1 = 5
6 – 5 = 1
6 – 2 = 4
6 – 4 = 2
6 – 3 = 3
6
6 – 1 = 5
6 – 5 = 1
6 – 2 = 4
6 – 4 = 2
6 – 3 = 3
1
6
2
4
6
7
Tr
66
Tr
67
Tr
66
Tr
67
8
1
TÝnh:
6
-
3
6
-
4
6
-
1
6
-
5
6
-
2
6
-
0
6 4 1 5 2 3
2
TÝnh:
4 + 2 =
3 + 3 =
6 – 3 =
6 – 2 =
5 + 1 =
6 – 5 =
6 – 1 =
1
5
6
3
4
6
6
6 – 6 =6 – 4 =
0 2
9
TÝnh:
3
6 – 4 – 2 =
6 – 2 - 4 =
6 – 2 – 1 =
T1
T2
T3
4
a)
b)
6 – 3 = 3
6 – 2 = 4
ViÕt phÐp tÝnh thÝch hîp
10
6 – 1 = 5
6 – 5 = 1
6 – 3 = 3
1
TÝnh:
2
TÝnh:
5 + 1 =
6 – 5 =
6 – 1 =
1
5
6
6 – 2 = 4
6 – 4 = 2
6
-
3
6
-
4
6
-
1
6
-
5
6
-
2
6
-
0
6
4
1
5 2 3
4 + 2 =
6 – 2 =
4
6
6 – 4 = 2
3 + 3 =
6 – 3 =
6
3
6 – 6 =
0
TÝnh:
3
6 – 4 – 2 =
6 – 2 – 1 =
T1
T3
6 – 2 - 4 =
T2
ViÕt phÐp tÝnh thÝch hîp
4
6 – 3 = 3
6 – 2 = 4
a)
b)
11
6 – 1 = 5
6 – 5 = 1
6 – 2 = 4
6 – 4 = 2
6 – 3 = 3
12