Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	50	+		=	76
2.	37	+		=	47
3.	48	+		=	61
4.	44	+		=	72
5.	30	+		=	48
6.	35	+		=	58
7.	35	+		=	48
8.	44	+		=	54
9.	39	+		=	69
10.	21	+		=	40

Oefening 2
1.	38	+		=	65
2.	42	+		=	61
3.	50	+		=	67
4.	50	+		=	97
5.	49	+		=	89
6.	47	+		=	75
7.	38	+		=	51
8.	31	+		=	60
9.	42	+		=	75
10.	46	+		=	83

Oefening 3
1.	17	+		=	31
2.	20	+		=	31
3.	45	+		=	85
4.	47	+		=	65
5.	47	+		=	93
6.	45	+		=	70
7.	31	+		=	50
8.	47	+		=	77
9.	46	+		=	66
10.	31	+		=	47

Oefening 4
1.	50	+		=	62
2.	47	+		=	84
3.	36	+		=	49
4.	29	+		=	41
5.	48	+		=	66
6.	50	+		=	64
7.	16	+		=	31
8.	45	+		=	62
9.	40	+		=	68
10.	44	+		=	59

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	50	+	26	=	76
2.	37	+	10	=	47
3.	48	+	13	=	61
4.	44	+	28	=	72
5.	30	+	18	=	48
6.	35	+	23	=	58
7.	35	+	13	=	48
8.	44	+	10	=	54
9.	39	+	30	=	69
10.	21	+	19	=	40

Oefening 2
1.	38	+	27	=	65
2.	42	+	19	=	61
3.	50	+	17	=	67
4.	50	+	47	=	97
5.	49	+	40	=	89
6.	47	+	28	=	75
7.	38	+	13	=	51
8.	31	+	29	=	60
9.	42	+	33	=	75
10.	46	+	37	=	83

Oefening 3
1.	17	+	14	=	31
2.	20	+	11	=	31
3.	45	+	40	=	85
4.	47	+	18	=	65
5.	47	+	46	=	93
6.	45	+	25	=	70
7.	31	+	19	=	50
8.	47	+	30	=	77
9.	46	+	20	=	66
10.	31	+	16	=	47

Oefening 4
1.	50	+	12	=	62
2.	47	+	37	=	84
3.	36	+	13	=	49
4.	29	+	12	=	41
5.	48	+	18	=	66
6.	50	+	14	=	64
7.	16	+	15	=	31
8.	45	+	17	=	62
9.	40	+	28	=	68
10.	44	+	15	=	59