Erafsommen tot 20

Erafsommen

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

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

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

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

Erafsommen tot 20
| ANTWOORDEN

Erafsommen

Oefening 1
1.	20	-	14	=	6
2.	18	-	14	=	4
3.	14	-	8	=	6
4.	8	-	1	=	7
5.	3	-	2	=	1
6.	19	-	9	=	10
7.	13	-	12	=	1
8.	3	-	1	=	2
9.	16	-	15	=	1
10.	2	-	2	=	0

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

Oefening 3
1.	17	-	3	=	14
2.	13	-	13	=	0
3.	20	-	16	=	4
4.	19	-	9	=	10
5.	14	-	8	=	6
6.	16	-	1	=	15
7.	14	-	2	=	12
8.	3	-	1	=	2
9.	18	-	5	=	13
10.	7	-	1	=	6

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