Erafsommen tot 20

Erafsommen

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

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

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

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

Erafsommen tot 20
| ANTWOORDEN

Erafsommen

Oefening 1
1.	15	-	9	=	6
2.	14	-	5	=	9
3.	18	-	5	=	13
4.	18	-	9	=	9
5.	14	-	9	=	5
6.	12	-	8	=	4
7.	7	-	4	=	3
8.	4	-	4	=	0
9.	11	-	9	=	2
10.	16	-	2	=	14

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

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

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