Erbijsommen met vlekken tot en met 200

Erbijsommen

Oefening 1
1.	77	+		=	129
2.	72	+		=	131
3.	64	+		=	124
4.	64	+		=	127
5.	88	+		=	116
6.	82	+		=	137
7.	80	+		=	147
8.	48	+		=	80
9.	64	+		=	107
10.	91	+		=	117

Oefening 2
1.	35	+		=	56
2.	63	+		=	97
3.	67	+		=	112
4.	93	+		=	146
5.	84	+		=	124
6.	98	+		=	157
7.	76	+		=	98
8.	64	+		=	107
9.	60	+		=	80
10.	100	+		=	138

Oefening 3
1.	88	+		=	110
2.	45	+		=	78
3.	78	+		=	98
4.	99	+		=	146
5.	72	+		=	95
6.	84	+		=	151
7.	80	+		=	146
8.	95	+		=	175
9.	71	+		=	136
10.	97	+		=	138

Oefening 4
1.	83	+		=	127
2.	85	+		=	145
3.	58	+		=	88
4.	48	+		=	94
5.	100	+		=	120
6.	94	+		=	174
7.	82	+		=	145
8.	60	+		=	90
9.	60	+		=	92
10.	47	+		=	84

Erbijsommen met vlekken tot en met 200
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	77	+	52	=	129
2.	72	+	59	=	131
3.	64	+	60	=	124
4.	64	+	63	=	127
5.	88	+	28	=	116
6.	82	+	55	=	137
7.	80	+	67	=	147
8.	48	+	32	=	80
9.	64	+	43	=	107
10.	91	+	26	=	117

Oefening 2
1.	35	+	21	=	56
2.	63	+	34	=	97
3.	67	+	45	=	112
4.	93	+	53	=	146
5.	84	+	40	=	124
6.	98	+	59	=	157
7.	76	+	22	=	98
8.	64	+	43	=	107
9.	60	+	20	=	80
10.	100	+	38	=	138

Oefening 3
1.	88	+	22	=	110
2.	45	+	33	=	78
3.	78	+	20	=	98
4.	99	+	47	=	146
5.	72	+	23	=	95
6.	84	+	67	=	151
7.	80	+	66	=	146
8.	95	+	80	=	175
9.	71	+	65	=	136
10.	97	+	41	=	138

Oefening 4
1.	83	+	44	=	127
2.	85	+	60	=	145
3.	58	+	30	=	88
4.	48	+	46	=	94
5.	100	+	20	=	120
6.	94	+	80	=	174
7.	82	+	63	=	145
8.	60	+	30	=	90
9.	60	+	32	=	92
10.	47	+	37	=	84