Erafsommen tot 20

Erafsommen

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

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

Oefening 3
1.	13	-	6	=
2.	17	-	16	=
3.	19	-	5	=
4.	9	-	2	=
5.	19	-	16	=
6.	7	-	6	=
7.	17	-	12	=
8.	13	-	2	=
9.	14	-	6	=
10.	19	-	1	=

Oefening 4
1.	16	-	15	=
2.	4	-	3	=
3.	12	-	8	=
4.	20	-	4	=
5.	14	-	9	=
6.	10	-	3	=
7.	12	-	12	=
8.	16	-	3	=
9.	3	-	2	=
10.	17	-	9	=

Erafsommen tot 20
| ANTWOORDEN

Erafsommen

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

Oefening 2
1.	19	-	14	=	5
2.	18	-	9	=	9
3.	5	-	2	=	3
4.	18	-	17	=	1
5.	17	-	7	=	10
6.	16	-	1	=	15
7.	8	-	3	=	5
8.	20	-	15	=	5
9.	16	-	10	=	6
10.	5	-	5	=	0

Oefening 3
1.	13	-	6	=	7
2.	17	-	16	=	1
3.	19	-	5	=	14
4.	9	-	2	=	7
5.	19	-	16	=	3
6.	7	-	6	=	1
7.	17	-	12	=	5
8.	13	-	2	=	11
9.	14	-	6	=	8
10.	19	-	1	=	18

Oefening 4
1.	16	-	15	=	1
2.	4	-	3	=	1
3.	12	-	8	=	4
4.	20	-	4	=	16
5.	14	-	9	=	5
6.	10	-	3	=	7
7.	12	-	12	=	0
8.	16	-	3	=	13
9.	3	-	2	=	1
10.	17	-	9	=	8