Erbijsommen met vlekken tot en met 200

Erbijsommen

Oefening 1
1.	74	+		=	101
2.	41	+		=	72
3.	88	+		=	139
4.	68	+		=	132
5.	58	+		=	97
6.	69	+		=	95
7.	47	+		=	80
8.	70	+		=	131
9.	72	+		=	112
10.	42	+		=	63

Oefening 2
1.	99	+		=	150
2.	73	+		=	123
3.	81	+		=	129
4.	29	+		=	51
5.	85	+		=	144
6.	88	+		=	161
7.	94	+		=	159
8.	83	+		=	146
9.	53	+		=	97
10.	96	+		=	165

Oefening 3
1.	73	+		=	120
2.	88	+		=	118
3.	82	+		=	110
4.	50	+		=	90
5.	54	+		=	94
6.	82	+		=	106
7.	41	+		=	80
8.	41	+		=	74
9.	86	+		=	108
10.	62	+		=	86

Oefening 4
1.	74	+		=	143
2.	82	+		=	159
3.	54	+		=	85
4.	54	+		=	104
5.	30	+		=	50
6.	84	+		=	160
7.	94	+		=	120
8.	73	+		=	136
9.	85	+		=	160
10.	39	+		=	71

Erbijsommen met vlekken tot en met 200
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	74	+	27	=	101
2.	41	+	31	=	72
3.	88	+	51	=	139
4.	68	+	64	=	132
5.	58	+	39	=	97
6.	69	+	26	=	95
7.	47	+	33	=	80
8.	70	+	61	=	131
9.	72	+	40	=	112
10.	42	+	21	=	63

Oefening 2
1.	99	+	51	=	150
2.	73	+	50	=	123
3.	81	+	48	=	129
4.	29	+	22	=	51
5.	85	+	59	=	144
6.	88	+	73	=	161
7.	94	+	65	=	159
8.	83	+	63	=	146
9.	53	+	44	=	97
10.	96	+	69	=	165

Oefening 3
1.	73	+	47	=	120
2.	88	+	30	=	118
3.	82	+	28	=	110
4.	50	+	40	=	90
5.	54	+	40	=	94
6.	82	+	24	=	106
7.	41	+	39	=	80
8.	41	+	33	=	74
9.	86	+	22	=	108
10.	62	+	24	=	86

Oefening 4
1.	74	+	69	=	143
2.	82	+	77	=	159
3.	54	+	31	=	85
4.	54	+	50	=	104
5.	30	+	20	=	50
6.	84	+	76	=	160
7.	94	+	26	=	120
8.	73	+	63	=	136
9.	85	+	75	=	160
10.	39	+	32	=	71