Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	36	+		=	68
2.	27	+		=	50
3.	28	+		=	54
4.	34	+		=	50
5.	38	+		=	53
6.	50	+		=	63
7.	43	+		=	67
8.	23	+		=	44
9.	40	+		=	52
10.	27	+		=	45

Oefening 2
1.	45	+		=	68
2.	19	+		=	37
3.	39	+		=	60
4.	36	+		=	63
5.	47	+		=	91
6.	36	+		=	54
7.	43	+		=	69
8.	29	+		=	57
9.	16	+		=	29
10.	18	+		=	31

Oefening 3
1.	35	+		=	56
2.	19	+		=	32
3.	37	+		=	53
4.	31	+		=	46
5.	24	+		=	38
6.	47	+		=	83
7.	20	+		=	32
8.	40	+		=	77
9.	26	+		=	39
10.	50	+		=	65

Oefening 4
1.	39	+		=	56
2.	26	+		=	36
3.	44	+		=	62
4.	47	+		=	59
5.	14	+		=	27
6.	50	+		=	62
7.	36	+		=	51
8.	33	+		=	65
9.	37	+		=	63
10.	22	+		=	36

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	36	+	32	=	68
2.	27	+	23	=	50
3.	28	+	26	=	54
4.	34	+	16	=	50
5.	38	+	15	=	53
6.	50	+	13	=	63
7.	43	+	24	=	67
8.	23	+	21	=	44
9.	40	+	12	=	52
10.	27	+	18	=	45

Oefening 2
1.	45	+	23	=	68
2.	19	+	18	=	37
3.	39	+	21	=	60
4.	36	+	27	=	63
5.	47	+	44	=	91
6.	36	+	18	=	54
7.	43	+	26	=	69
8.	29	+	28	=	57
9.	16	+	13	=	29
10.	18	+	13	=	31

Oefening 3
1.	35	+	21	=	56
2.	19	+	13	=	32
3.	37	+	16	=	53
4.	31	+	15	=	46
5.	24	+	14	=	38
6.	47	+	36	=	83
7.	20	+	12	=	32
8.	40	+	37	=	77
9.	26	+	13	=	39
10.	50	+	15	=	65

Oefening 4
1.	39	+	17	=	56
2.	26	+	10	=	36
3.	44	+	18	=	62
4.	47	+	12	=	59
5.	14	+	13	=	27
6.	50	+	12	=	62
7.	36	+	15	=	51
8.	33	+	32	=	65
9.	37	+	26	=	63
10.	22	+	14	=	36