Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	47	+		=	83
2.	33	+		=	55
3.	23	+		=	40
4.	10	+		=	20
5.	50	+		=	88
6.	40	+		=	50
7.	35	+		=	65
8.	38	+		=	71
9.	23	+		=	39
10.	41	+		=	60

Oefening 2
1.	37	+		=	63
2.	41	+		=	53
3.	37	+		=	57
4.	47	+		=	84
5.	36	+		=	66
6.	39	+		=	70
7.	44	+		=	71
8.	43	+		=	75
9.	39	+		=	67
10.	29	+		=	48

Oefening 3
1.	34	+		=	49
2.	42	+		=	69
3.	29	+		=	51
4.	26	+		=	38
5.	26	+		=	39
6.	32	+		=	58
7.	25	+		=	48
8.	42	+		=	55
9.	47	+		=	90
10.	46	+		=	78

Oefening 4
1.	45	+		=	82
2.	41	+		=	57
3.	38	+		=	73
4.	49	+		=	68
5.	26	+		=	52
6.	36	+		=	56
7.	37	+		=	74
8.	37	+		=	67
9.	50	+		=	61
10.	46	+		=	68

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	47	+	36	=	83
2.	33	+	22	=	55
3.	23	+	17	=	40
4.	10	+	10	=	20
5.	50	+	38	=	88
6.	40	+	10	=	50
7.	35	+	30	=	65
8.	38	+	33	=	71
9.	23	+	16	=	39
10.	41	+	19	=	60

Oefening 2
1.	37	+	26	=	63
2.	41	+	12	=	53
3.	37	+	20	=	57
4.	47	+	37	=	84
5.	36	+	30	=	66
6.	39	+	31	=	70
7.	44	+	27	=	71
8.	43	+	32	=	75
9.	39	+	28	=	67
10.	29	+	19	=	48

Oefening 3
1.	34	+	15	=	49
2.	42	+	27	=	69
3.	29	+	22	=	51
4.	26	+	12	=	38
5.	26	+	13	=	39
6.	32	+	26	=	58
7.	25	+	23	=	48
8.	42	+	13	=	55
9.	47	+	43	=	90
10.	46	+	32	=	78

Oefening 4
1.	45	+	37	=	82
2.	41	+	16	=	57
3.	38	+	35	=	73
4.	49	+	19	=	68
5.	26	+	26	=	52
6.	36	+	20	=	56
7.	37	+	37	=	74
8.	37	+	30	=	67
9.	50	+	11	=	61
10.	46	+	22	=	68