Erafsommen tot 20

Erafsommen

Oefening 1
1.	14	-	4	=
2.	16	-	1	=
3.	6	-	1	=
4.	6	-	1	=
5.	9	-	2	=
6.	19	-	4	=
7.	20	-	6	=
8.	20	-	12	=
9.	15	-	5	=
10.	13	-	6	=

Oefening 2
1.	13	-	6	=
2.	7	-	4	=
3.	11	-	9	=
4.	11	-	6	=
5.	10	-	2	=
6.	19	-	17	=
7.	6	-	6	=
8.	12	-	7	=
9.	13	-	13	=
10.	7	-	2	=

Oefening 3
1.	14	-	9	=
2.	14	-	6	=
3.	18	-	7	=
4.	15	-	3	=
5.	18	-	18	=
6.	20	-	7	=
7.	12	-	10	=
8.	19	-	17	=
9.	15	-	13	=
10.	6	-	1	=

Oefening 4
1.	20	-	19	=
2.	20	-	16	=
3.	11	-	7	=
4.	20	-	17	=
5.	16	-	14	=
6.	15	-	11	=
7.	18	-	4	=
8.	6	-	1	=
9.	17	-	3	=
10.	6	-	4	=

Erafsommen tot 20
| ANTWOORDEN

Erafsommen

Oefening 1
1.	14	-	4	=	10
2.	16	-	1	=	15
3.	6	-	1	=	5
4.	6	-	1	=	5
5.	9	-	2	=	7
6.	19	-	4	=	15
7.	20	-	6	=	14
8.	20	-	12	=	8
9.	15	-	5	=	10
10.	13	-	6	=	7

Oefening 2
1.	13	-	6	=	7
2.	7	-	4	=	3
3.	11	-	9	=	2
4.	11	-	6	=	5
5.	10	-	2	=	8
6.	19	-	17	=	2
7.	6	-	6	=	0
8.	12	-	7	=	5
9.	13	-	13	=	0
10.	7	-	2	=	5

Oefening 3
1.	14	-	9	=	5
2.	14	-	6	=	8
3.	18	-	7	=	11
4.	15	-	3	=	12
5.	18	-	18	=	0
6.	20	-	7	=	13
7.	12	-	10	=	2
8.	19	-	17	=	2
9.	15	-	13	=	2
10.	6	-	1	=	5

Oefening 4
1.	20	-	19	=	1
2.	20	-	16	=	4
3.	11	-	7	=	4
4.	20	-	17	=	3
5.	16	-	14	=	2
6.	15	-	11	=	4
7.	18	-	4	=	14
8.	6	-	1	=	5
9.	17	-	3	=	14
10.	6	-	4	=	2