Erbijsommen met vlekken tot en met 200

Erbijsommen

Oefening 1
1.	78	+		=	128
2.	47	+		=	93
3.	74	+		=	117
4.	81	+		=	135
5.	90	+		=	174
6.	99	+		=	188
7.	76	+		=	141
8.	98	+		=	145
9.	76	+		=	103
10.	63	+		=	117

Oefening 2
1.	82	+		=	130
2.	65	+		=	101
3.	86	+		=	153
4.	85	+		=	116
5.	83	+		=	120
6.	93	+		=	176
7.	69	+		=	102
8.	73	+		=	95
9.	85	+		=	145
10.	83	+		=	103

Oefening 3
1.	50	+		=	82
2.	100	+		=	157
3.	56	+		=	111
4.	93	+		=	182
5.	81	+		=	129
6.	42	+		=	72
7.	57	+		=	111
8.	69	+		=	101
9.	90	+		=	130
10.	97	+		=	160

Oefening 4
1.	48	+		=	70
2.	78	+		=	139
3.	58	+		=	100
4.	92	+		=	160
5.	96	+		=	166
6.	47	+		=	81
7.	91	+		=	176
8.	99	+		=	158
9.	74	+		=	135
10.	64	+		=	127

Erbijsommen met vlekken tot en met 200
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	78	+	50	=	128
2.	47	+	46	=	93
3.	74	+	43	=	117
4.	81	+	54	=	135
5.	90	+	84	=	174
6.	99	+	89	=	188
7.	76	+	65	=	141
8.	98	+	47	=	145
9.	76	+	27	=	103
10.	63	+	54	=	117

Oefening 2
1.	82	+	48	=	130
2.	65	+	36	=	101
3.	86	+	67	=	153
4.	85	+	31	=	116
5.	83	+	37	=	120
6.	93	+	83	=	176
7.	69	+	33	=	102
8.	73	+	22	=	95
9.	85	+	60	=	145
10.	83	+	20	=	103

Oefening 3
1.	50	+	32	=	82
2.	100	+	57	=	157
3.	56	+	55	=	111
4.	93	+	89	=	182
5.	81	+	48	=	129
6.	42	+	30	=	72
7.	57	+	54	=	111
8.	69	+	32	=	101
9.	90	+	40	=	130
10.	97	+	63	=	160

Oefening 4
1.	48	+	22	=	70
2.	78	+	61	=	139
3.	58	+	42	=	100
4.	92	+	68	=	160
5.	96	+	70	=	166
6.	47	+	34	=	81
7.	91	+	85	=	176
8.	99	+	59	=	158
9.	74	+	61	=	135
10.	64	+	63	=	127