Erafsommen tot 40

Aftrekken

Oefening 1
1.	40	-	12	=
2.	24	-	6	=
3.	23	-	12	=
4.	23	-	12	=
5.	28	-	17	=
6.	26	-	4	=
7.	28	-	18	=
8.	33	-	4	=
9.	37	-	23	=
10.	24	-	10	=

Oefening 2
1.	36	-	1	=
2.	32	-	17	=
3.	32	-	18	=
4.	14	-	5	=
5.	37	-	22	=
6.	37	-	20	=
7.	33	-	8	=
8.	31	-	4	=
9.	24	-	7	=
10.	32	-	20	=

Oefening 3
1.	23	-	13	=
2.	20	-	13	=
3.	26	-	23	=
4.	18	-	9	=
5.	39	-	24	=
6.	39	-	20	=
7.	33	-	9	=
8.	39	-	4	=
9.	22	-	5	=
10.	27	-	2	=

Oefening 4
1.	32	-	26	=
2.	26	-	1	=
3.	29	-	20	=
4.	26	-	9	=
5.	23	-	8	=
6.	29	-	27	=
7.	9	-	5	=
8.	35	-	27	=
9.	25	-	18	=
10.	39	-	10	=

Erafsommen tot 40
| ANTWOORDEN

Aftrekken

Oefening 1
1.	40	-	12	=	28
2.	24	-	6	=	18
3.	23	-	12	=	11
4.	23	-	12	=	11
5.	28	-	17	=	11
6.	26	-	4	=	22
7.	28	-	18	=	10
8.	33	-	4	=	29
9.	37	-	23	=	14
10.	24	-	10	=	14

Oefening 2
1.	36	-	1	=	35
2.	32	-	17	=	15
3.	32	-	18	=	14
4.	14	-	5	=	9
5.	37	-	22	=	15
6.	37	-	20	=	17
7.	33	-	8	=	25
8.	31	-	4	=	27
9.	24	-	7	=	17
10.	32	-	20	=	12

Oefening 3
1.	23	-	13	=	10
2.	20	-	13	=	7
3.	26	-	23	=	3
4.	18	-	9	=	9
5.	39	-	24	=	15
6.	39	-	20	=	19
7.	33	-	9	=	24
8.	39	-	4	=	35
9.	22	-	5	=	17
10.	27	-	2	=	25

Oefening 4
1.	32	-	26	=	6
2.	26	-	1	=	25
3.	29	-	20	=	9
4.	26	-	9	=	17
5.	23	-	8	=	15
6.	29	-	27	=	2
7.	9	-	5	=	4
8.	35	-	27	=	8
9.	25	-	18	=	7
10.	39	-	10	=	29