Erbijsommen met vlekken tot en met 200

Erbijsommen

Oefening 1
1.	77	+		=	117
2.	56	+		=	83
3.	49	+		=	79
4.	81	+		=	106
5.	86	+		=	170
6.	95	+		=	138
7.	67	+		=	100
8.	95	+		=	129
9.	98	+		=	186
10.	61	+		=	110

Oefening 2
1.	50	+		=	78
2.	83	+		=	153
3.	100	+		=	138
4.	31	+		=	60
5.	66	+		=	100
6.	32	+		=	56
7.	74	+		=	99
8.	91	+		=	147
9.	97	+		=	185
10.	78	+		=	129

Oefening 3
1.	50	+		=	100
2.	63	+		=	112
3.	56	+		=	108
4.	98	+		=	151
5.	88	+		=	151
6.	73	+		=	101
7.	90	+		=	118
8.	55	+		=	81
9.	95	+		=	164
10.	98	+		=	181

Oefening 4
1.	77	+		=	100
2.	89	+		=	149
3.	44	+		=	70
4.	45	+		=	86
5.	95	+		=	170
6.	80	+		=	103
7.	77	+		=	111
8.	69	+		=	108
9.	71	+		=	128
10.	74	+		=	100

Erbijsommen met vlekken tot en met 200
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	77	+	40	=	117
2.	56	+	27	=	83
3.	49	+	30	=	79
4.	81	+	25	=	106
5.	86	+	84	=	170
6.	95	+	43	=	138
7.	67	+	33	=	100
8.	95	+	34	=	129
9.	98	+	88	=	186
10.	61	+	49	=	110

Oefening 2
1.	50	+	28	=	78
2.	83	+	70	=	153
3.	100	+	38	=	138
4.	31	+	29	=	60
5.	66	+	34	=	100
6.	32	+	24	=	56
7.	74	+	25	=	99
8.	91	+	56	=	147
9.	97	+	88	=	185
10.	78	+	51	=	129

Oefening 3
1.	50	+	50	=	100
2.	63	+	49	=	112
3.	56	+	52	=	108
4.	98	+	53	=	151
5.	88	+	63	=	151
6.	73	+	28	=	101
7.	90	+	28	=	118
8.	55	+	26	=	81
9.	95	+	69	=	164
10.	98	+	83	=	181

Oefening 4
1.	77	+	23	=	100
2.	89	+	60	=	149
3.	44	+	26	=	70
4.	45	+	41	=	86
5.	95	+	75	=	170
6.	80	+	23	=	103
7.	77	+	34	=	111
8.	69	+	39	=	108
9.	71	+	57	=	128
10.	74	+	26	=	100