Erafsommen tot 20

Erafsommen

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

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

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

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

Erafsommen tot 20
| ANTWOORDEN

Erafsommen

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

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

Oefening 3
1.	14	-	3	=	11
2.	11	-	3	=	8
3.	15	-	13	=	2
4.	14	-	13	=	1
5.	14	-	5	=	9
6.	8	-	5	=	3
7.	9	-	3	=	6
8.	20	-	20	=	0
9.	9	-	8	=	1
10.	17	-	5	=	12

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