Erafsommen tot 20

Erafsommen

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

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

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

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

Erafsommen tot 20
| ANTWOORDEN

Erafsommen

Oefening 1
1.	17	-	14	=	3
2.	19	-	3	=	16
3.	18	-	2	=	16
4.	14	-	12	=	2
5.	10	-	8	=	2
6.	18	-	18	=	0
7.	16	-	4	=	12
8.	17	-	16	=	1
9.	19	-	11	=	8
10.	19	-	15	=	4

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

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

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