Erbijsommen met vlekken tot en met 200

Erbijsommen

Oefening 1
1.	47	+		=	77
2.	66	+		=	107
3.	63	+		=	115
4.	46	+		=	66
5.	73	+		=	130
6.	81	+		=	147
7.	42	+		=	78
8.	38	+		=	66
9.	84	+		=	117
10.	74	+		=	100

Oefening 2
1.	88	+		=	114
2.	95	+		=	136
3.	78	+		=	99
4.	65	+		=	121
5.	54	+		=	106
6.	60	+		=	120
7.	91	+		=	126
8.	86	+		=	156
9.	95	+		=	135
10.	71	+		=	118

Oefening 3
1.	42	+		=	84
2.	39	+		=	60
3.	99	+		=	147
4.	91	+		=	143
5.	64	+		=	90
6.	51	+		=	93
7.	90	+		=	121
8.	70	+		=	99
9.	68	+		=	98
10.	72	+		=	136

Oefening 4
1.	62	+		=	117
2.	59	+		=	98
3.	62	+		=	90
4.	53	+		=	92
5.	48	+		=	87
6.	62	+		=	82
7.	49	+		=	91
8.	61	+		=	107
9.	81	+		=	144
10.	50	+		=	75

Erbijsommen met vlekken tot en met 200
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	47	+	30	=	77
2.	66	+	41	=	107
3.	63	+	52	=	115
4.	46	+	20	=	66
5.	73	+	57	=	130
6.	81	+	66	=	147
7.	42	+	36	=	78
8.	38	+	28	=	66
9.	84	+	33	=	117
10.	74	+	26	=	100

Oefening 2
1.	88	+	26	=	114
2.	95	+	41	=	136
3.	78	+	21	=	99
4.	65	+	56	=	121
5.	54	+	52	=	106
6.	60	+	60	=	120
7.	91	+	35	=	126
8.	86	+	70	=	156
9.	95	+	40	=	135
10.	71	+	47	=	118

Oefening 3
1.	42	+	42	=	84
2.	39	+	21	=	60
3.	99	+	48	=	147
4.	91	+	52	=	143
5.	64	+	26	=	90
6.	51	+	42	=	93
7.	90	+	31	=	121
8.	70	+	29	=	99
9.	68	+	30	=	98
10.	72	+	64	=	136

Oefening 4
1.	62	+	55	=	117
2.	59	+	39	=	98
3.	62	+	28	=	90
4.	53	+	39	=	92
5.	48	+	39	=	87
6.	62	+	20	=	82
7.	49	+	42	=	91
8.	61	+	46	=	107
9.	81	+	63	=	144
10.	50	+	25	=	75