Erafsommen tot 30

Erafsommen

Oefening 1
1.	16	-	13	=
2.	21	-	13	=
3.	16	-	8	=
4.	19	-	17	=
5.	12	-	4	=
6.	17	-	12	=
7.	12	-	6	=
8.	25	-	9	=
9.	30	-	14	=
10.	30	-	24	=

Oefening 2
1.	30	-	28	=
2.	30	-	13	=
3.	28	-	5	=
4.	24	-	18	=
5.	8	-	7	=
6.	12	-	5	=
7.	21	-	2	=
8.	20	-	16	=
9.	27	-	21	=
10.	21	-	6	=

Oefening 3
1.	20	-	17	=
2.	30	-	10	=
3.	27	-	21	=
4.	18	-	8	=
5.	20	-	8	=
6.	14	-	6	=
7.	23	-	6	=
8.	17	-	9	=
9.	26	-	14	=
10.	6	-	1	=

Oefening 4
1.	24	-	6	=
2.	11	-	10	=
3.	15	-	9	=
4.	27	-	23	=
5.	28	-	8	=
6.	30	-	11	=
7.	20	-	4	=
8.	30	-	15	=
9.	22	-	11	=
10.	27	-	27	=

Erafsommen tot 30
| ANTWOORDEN

Erafsommen

Oefening 1
1.	16	-	13	=	3
2.	21	-	13	=	8
3.	16	-	8	=	8
4.	19	-	17	=	2
5.	12	-	4	=	8
6.	17	-	12	=	5
7.	12	-	6	=	6
8.	25	-	9	=	16
9.	30	-	14	=	16
10.	30	-	24	=	6

Oefening 2
1.	30	-	28	=	2
2.	30	-	13	=	17
3.	28	-	5	=	23
4.	24	-	18	=	6
5.	8	-	7	=	1
6.	12	-	5	=	7
7.	21	-	2	=	19
8.	20	-	16	=	4
9.	27	-	21	=	6
10.	21	-	6	=	15

Oefening 3
1.	20	-	17	=	3
2.	30	-	10	=	20
3.	27	-	21	=	6
4.	18	-	8	=	10
5.	20	-	8	=	12
6.	14	-	6	=	8
7.	23	-	6	=	17
8.	17	-	9	=	8
9.	26	-	14	=	12
10.	6	-	1	=	5

Oefening 4
1.	24	-	6	=	18
2.	11	-	10	=	1
3.	15	-	9	=	6
4.	27	-	23	=	4
5.	28	-	8	=	20
6.	30	-	11	=	19
7.	20	-	4	=	16
8.	30	-	15	=	15
9.	22	-	11	=	11
10.	27	-	27	=	0