Erafsommen tot 40

Erafsommen

Oefening 1
1.	33	-	23	=
2.	28	-	13	=
3.	14	-	13	=
4.	37	-	31	=
5.	40	-	15	=
6.	37	-	30	=
7.	23	-	20	=
8.	21	-	4	=
9.	9	-	9	=
10.	38	-	3	=

Oefening 2
1.	29	-	5	=
2.	37	-	16	=
3.	33	-	5	=
4.	32	-	23	=
5.	34	-	1	=
6.	33	-	9	=
7.	30	-	29	=
8.	15	-	2	=
9.	23	-	10	=
10.	13	-	5	=

Oefening 3
1.	37	-	30	=
2.	38	-	34	=
3.	35	-	2	=
4.	38	-	8	=
5.	19	-	7	=
6.	28	-	28	=
7.	25	-	5	=
8.	9	-	3	=
9.	26	-	7	=
10.	14	-	6	=

Oefening 4
1.	25	-	22	=
2.	33	-	14	=
3.	17	-	4	=
4.	40	-	40	=
5.	33	-	19	=
6.	35	-	7	=
7.	31	-	7	=
8.	35	-	33	=
9.	12	-	1	=
10.	36	-	23	=

Erafsommen tot 40
| ANTWOORDEN

Erafsommen

Oefening 1
1.	33	-	23	=	10
2.	28	-	13	=	15
3.	14	-	13	=	1
4.	37	-	31	=	6
5.	40	-	15	=	25
6.	37	-	30	=	7
7.	23	-	20	=	3
8.	21	-	4	=	17
9.	9	-	9	=	0
10.	38	-	3	=	35

Oefening 2
1.	29	-	5	=	24
2.	37	-	16	=	21
3.	33	-	5	=	28
4.	32	-	23	=	9
5.	34	-	1	=	33
6.	33	-	9	=	24
7.	30	-	29	=	1
8.	15	-	2	=	13
9.	23	-	10	=	13
10.	13	-	5	=	8

Oefening 3
1.	37	-	30	=	7
2.	38	-	34	=	4
3.	35	-	2	=	33
4.	38	-	8	=	30
5.	19	-	7	=	12
6.	28	-	28	=	0
7.	25	-	5	=	20
8.	9	-	3	=	6
9.	26	-	7	=	19
10.	14	-	6	=	8

Oefening 4
1.	25	-	22	=	3
2.	33	-	14	=	19
3.	17	-	4	=	13
4.	40	-	40	=	0
5.	33	-	19	=	14
6.	35	-	7	=	28
7.	31	-	7	=	24
8.	35	-	33	=	2
9.	12	-	1	=	11
10.	36	-	23	=	13