Erafsommen tot 20

Erafsommen

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

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

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

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

Erafsommen tot 20
| ANTWOORDEN

Erafsommen

Oefening 1
1.	18	-	13	=	5
2.	18	-	7	=	11
3.	20	-	16	=	4
4.	17	-	4	=	13
5.	19	-	15	=	4
6.	13	-	6	=	7
7.	16	-	15	=	1
8.	18	-	6	=	12
9.	15	-	7	=	8
10.	17	-	7	=	10

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

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

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