Erafsommen tot 30

Erafsommen

Oefening 1
1.	13	-	1	=
2.	30	-	15	=
3.	23	-	2	=
4.	28	-	13	=
5.	21	-	12	=
6.	17	-	15	=
7.	10	-	8	=
8.	26	-	10	=
9.	25	-	3	=
10.	15	-	15	=

Oefening 2
1.	13	-	2	=
2.	22	-	10	=
3.	18	-	3	=
4.	12	-	5	=
5.	23	-	20	=
6.	30	-	30	=
7.	17	-	13	=
8.	23	-	3	=
9.	10	-	9	=
10.	15	-	8	=

Oefening 3
1.	21	-	13	=
2.	20	-	13	=
3.	15	-	7	=
4.	25	-	21	=
5.	27	-	3	=
6.	24	-	17	=
7.	21	-	18	=
8.	12	-	6	=
9.	29	-	11	=
10.	20	-	13	=

Oefening 4
1.	9	-	3	=
2.	29	-	21	=
3.	23	-	7	=
4.	11	-	4	=
5.	24	-	8	=
6.	16	-	3	=
7.	12	-	1	=
8.	21	-	9	=
9.	22	-	16	=
10.	18	-	11	=

Erafsommen tot 30
| ANTWOORDEN

Erafsommen

Oefening 1
1.	13	-	1	=	12
2.	30	-	15	=	15
3.	23	-	2	=	21
4.	28	-	13	=	15
5.	21	-	12	=	9
6.	17	-	15	=	2
7.	10	-	8	=	2
8.	26	-	10	=	16
9.	25	-	3	=	22
10.	15	-	15	=	0

Oefening 2
1.	13	-	2	=	11
2.	22	-	10	=	12
3.	18	-	3	=	15
4.	12	-	5	=	7
5.	23	-	20	=	3
6.	30	-	30	=	0
7.	17	-	13	=	4
8.	23	-	3	=	20
9.	10	-	9	=	1
10.	15	-	8	=	7

Oefening 3
1.	21	-	13	=	8
2.	20	-	13	=	7
3.	15	-	7	=	8
4.	25	-	21	=	4
5.	27	-	3	=	24
6.	24	-	17	=	7
7.	21	-	18	=	3
8.	12	-	6	=	6
9.	29	-	11	=	18
10.	20	-	13	=	7

Oefening 4
1.	9	-	3	=	6
2.	29	-	21	=	8
3.	23	-	7	=	16
4.	11	-	4	=	7
5.	24	-	8	=	16
6.	16	-	3	=	13
7.	12	-	1	=	11
8.	21	-	9	=	12
9.	22	-	16	=	6
10.	18	-	11	=	7