Erafsommen tot 20

Erafsommen

Oefening 1
1.	6	-	1	=
2.	20	-	19	=
3.	17	-	1	=
4.	14	-	4	=
5.	15	-	12	=
6.	18	-	10	=
7.	20	-	3	=
8.	16	-	14	=
9.	20	-	1	=
10.	16	-	8	=

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

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

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

Erafsommen tot 20
| ANTWOORDEN

Erafsommen

Oefening 1
1.	6	-	1	=	5
2.	20	-	19	=	1
3.	17	-	1	=	16
4.	14	-	4	=	10
5.	15	-	12	=	3
6.	18	-	10	=	8
7.	20	-	3	=	17
8.	16	-	14	=	2
9.	20	-	1	=	19
10.	16	-	8	=	8

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

Oefening 3
1.	20	-	10	=	10
2.	3	-	1	=	2
3.	13	-	8	=	5
4.	20	-	3	=	17
5.	15	-	7	=	8
6.	18	-	4	=	14
7.	10	-	8	=	2
8.	18	-	16	=	2
9.	9	-	7	=	2
10.	18	-	18	=	0

Oefening 4
1.	19	-	3	=	16
2.	8	-	5	=	3
3.	18	-	15	=	3
4.	17	-	10	=	7
5.	13	-	6	=	7
6.	9	-	8	=	1
7.	9	-	1	=	8
8.	17	-	14	=	3
9.	20	-	8	=	12
10.	18	-	11	=	7