Erafsommen tot 20

Erafsommen

Oefening 1
1.	14	-	12	=
2.	9	-	6	=
3.	20	-	4	=
4.	11	-	4	=
5.	10	-	5	=
6.	18	-	16	=
7.	13	-	13	=
8.	18	-	13	=
9.	18	-	12	=
10.	9	-	9	=

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

Oefening 3
1.	14	-	12	=
2.	8	-	5	=
3.	19	-	9	=
4.	17	-	7	=
5.	16	-	8	=
6.	10	-	8	=
7.	16	-	15	=
8.	11	-	9	=
9.	5	-	2	=
10.	18	-	17	=

Oefening 4
1.	8	-	7	=
2.	17	-	7	=
3.	13	-	2	=
4.	16	-	3	=
5.	19	-	6	=
6.	15	-	4	=
7.	20	-	11	=
8.	8	-	1	=
9.	18	-	1	=
10.	20	-	14	=

Erafsommen tot 20
| ANTWOORDEN

Erafsommen

Oefening 1
1.	14	-	12	=	2
2.	9	-	6	=	3
3.	20	-	4	=	16
4.	11	-	4	=	7
5.	10	-	5	=	5
6.	18	-	16	=	2
7.	13	-	13	=	0
8.	18	-	13	=	5
9.	18	-	12	=	6
10.	9	-	9	=	0

Oefening 2
1.	8	-	5	=	3
2.	15	-	11	=	4
3.	20	-	4	=	16
4.	4	-	4	=	0
5.	12	-	3	=	9
6.	9	-	2	=	7
7.	8	-	2	=	6
8.	19	-	4	=	15
9.	17	-	17	=	0
10.	15	-	1	=	14

Oefening 3
1.	14	-	12	=	2
2.	8	-	5	=	3
3.	19	-	9	=	10
4.	17	-	7	=	10
5.	16	-	8	=	8
6.	10	-	8	=	2
7.	16	-	15	=	1
8.	11	-	9	=	2
9.	5	-	2	=	3
10.	18	-	17	=	1

Oefening 4
1.	8	-	7	=	1
2.	17	-	7	=	10
3.	13	-	2	=	11
4.	16	-	3	=	13
5.	19	-	6	=	13
6.	15	-	4	=	11
7.	20	-	11	=	9
8.	8	-	1	=	7
9.	18	-	1	=	17
10.	20	-	14	=	6