Erafsommen tot 100

Erafsommen

Oefening 1
1.	45	-	28	=
2.	89	-	67	=
3.	67	-	44	=
4.	81	-	13	=
5.	42	-	17	=
6.	64	-	16	=
7.	34	-	20	=
8.	71	-	7	=
9.	62	-	48	=
10.	73	-	48	=

Oefening 2
1.	24	-	2	=
2.	70	-	66	=
3.	80	-	54	=
4.	65	-	9	=
5.	98	-	10	=
6.	98	-	21	=
7.	97	-	55	=
8.	17	-	10	=
9.	71	-	58	=
10.	63	-	20	=

Oefening 3
1.	90	-	72	=
2.	99	-	68	=
3.	60	-	35	=
4.	94	-	49	=
5.	93	-	88	=
6.	83	-	17	=
7.	74	-	67	=
8.	79	-	61	=
9.	60	-	22	=
10.	43	-	13	=

Oefening 4
1.	39	-	16	=
2.	57	-	11	=
3.	83	-	2	=
4.	97	-	87	=
5.	81	-	74	=
6.	47	-	21	=
7.	73	-	37	=
8.	46	-	24	=
9.	85	-	7	=
10.	93	-	64	=

Erafsommen tot 100
| ANTWOORDEN

Erafsommen

Oefening 1
1.	45	-	28	=	17
2.	89	-	67	=	22
3.	67	-	44	=	23
4.	81	-	13	=	68
5.	42	-	17	=	25
6.	64	-	16	=	48
7.	34	-	20	=	14
8.	71	-	7	=	64
9.	62	-	48	=	14
10.	73	-	48	=	25

Oefening 2
1.	24	-	2	=	22
2.	70	-	66	=	4
3.	80	-	54	=	26
4.	65	-	9	=	56
5.	98	-	10	=	88
6.	98	-	21	=	77
7.	97	-	55	=	42
8.	17	-	10	=	7
9.	71	-	58	=	13
10.	63	-	20	=	43

Oefening 3
1.	90	-	72	=	18
2.	99	-	68	=	31
3.	60	-	35	=	25
4.	94	-	49	=	45
5.	93	-	88	=	5
6.	83	-	17	=	66
7.	74	-	67	=	7
8.	79	-	61	=	18
9.	60	-	22	=	38
10.	43	-	13	=	30

Oefening 4
1.	39	-	16	=	23
2.	57	-	11	=	46
3.	83	-	2	=	81
4.	97	-	87	=	10
5.	81	-	74	=	7
6.	47	-	21	=	26
7.	73	-	37	=	36
8.	46	-	24	=	22
9.	85	-	7	=	78
10.	93	-	64	=	29