Erafsommen tot 40

Erafsommen

Oefening 1
1.	18	-	15	=
2.	32	-	22	=
3.	18	-	18	=
4.	37	-	36	=
5.	16	-	7	=
6.	36	-	35	=
7.	37	-	3	=
8.	15	-	5	=
9.	36	-	16	=
10.	13	-	5	=

Oefening 2
1.	32	-	23	=
2.	25	-	17	=
3.	29	-	4	=
4.	25	-	1	=
5.	20	-	11	=
6.	27	-	21	=
7.	39	-	14	=
8.	21	-	1	=
9.	14	-	13	=
10.	25	-	3	=

Oefening 3
1.	3	-	3	=
2.	16	-	13	=
3.	9	-	3	=
4.	39	-	34	=
5.	32	-	4	=
6.	11	-	3	=
7.	18	-	2	=
8.	37	-	26	=
9.	21	-	1	=
10.	13	-	2	=

Oefening 4
1.	35	-	12	=
2.	31	-	1	=
3.	21	-	13	=
4.	37	-	1	=
5.	35	-	27	=
6.	14	-	5	=
7.	18	-	7	=
8.	33	-	26	=
9.	39	-	21	=
10.	40	-	23	=

Erafsommen tot 40
| ANTWOORDEN

Erafsommen

Oefening 1
1.	18	-	15	=	3
2.	32	-	22	=	10
3.	18	-	18	=	0
4.	37	-	36	=	1
5.	16	-	7	=	9
6.	36	-	35	=	1
7.	37	-	3	=	34
8.	15	-	5	=	10
9.	36	-	16	=	20
10.	13	-	5	=	8

Oefening 2
1.	32	-	23	=	9
2.	25	-	17	=	8
3.	29	-	4	=	25
4.	25	-	1	=	24
5.	20	-	11	=	9
6.	27	-	21	=	6
7.	39	-	14	=	25
8.	21	-	1	=	20
9.	14	-	13	=	1
10.	25	-	3	=	22

Oefening 3
1.	3	-	3	=	0
2.	16	-	13	=	3
3.	9	-	3	=	6
4.	39	-	34	=	5
5.	32	-	4	=	28
6.	11	-	3	=	8
7.	18	-	2	=	16
8.	37	-	26	=	11
9.	21	-	1	=	20
10.	13	-	2	=	11

Oefening 4
1.	35	-	12	=	23
2.	31	-	1	=	30
3.	21	-	13	=	8
4.	37	-	1	=	36
5.	35	-	27	=	8
6.	14	-	5	=	9
7.	18	-	7	=	11
8.	33	-	26	=	7
9.	39	-	21	=	18
10.	40	-	23	=	17