Erafsommen tot 20

Erafsommen

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

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

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

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

Erafsommen tot 20
| ANTWOORDEN

Erafsommen

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

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

Oefening 3
1.	11	-	11	=	0
2.	7	-	5	=	2
3.	14	-	3	=	11
4.	20	-	19	=	1
5.	17	-	6	=	11
6.	16	-	15	=	1
7.	12	-	5	=	7
8.	19	-	4	=	15
9.	13	-	5	=	8
10.	9	-	2	=	7

Oefening 4
1.	19	-	12	=	7
2.	6	-	5	=	1
3.	9	-	9	=	0
4.	13	-	5	=	8
5.	15	-	13	=	2
6.	17	-	8	=	9
7.	13	-	2	=	11
8.	19	-	18	=	1
9.	6	-	2	=	4
10.	10	-	5	=	5