Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	50	+		=	72
2.	48	+		=	63
3.	24	+		=	38
4.	40	+		=	67
5.	42	+		=	77
6.	47	+		=	93
7.	36	+		=	64
8.	46	+		=	72
9.	47	+		=	91
10.	43	+		=	66

Oefening 2
1.	47	+		=	84
2.	35	+		=	58
3.	46	+		=	59
4.	49	+		=	94
5.	41	+		=	76
6.	30	+		=	42
7.	35	+		=	56
8.	44	+		=	59
9.	25	+		=	35
10.	31	+		=	46

Oefening 3
1.	49	+		=	89
2.	42	+		=	80
3.	48	+		=	76
4.	48	+		=	90
5.	28	+		=	54
6.	40	+		=	63
7.	48	+		=	72
8.	32	+		=	53
9.	34	+		=	51
10.	22	+		=	36

Oefening 4
1.	44	+		=	70
2.	38	+		=	57
3.	37	+		=	64
4.	29	+		=	42
5.	44	+		=	66
6.	31	+		=	47
7.	48	+		=	64
8.	25	+		=	41
9.	27	+		=	40
10.	49	+		=	62

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	50	+	22	=	72
2.	48	+	15	=	63
3.	24	+	14	=	38
4.	40	+	27	=	67
5.	42	+	35	=	77
6.	47	+	46	=	93
7.	36	+	28	=	64
8.	46	+	26	=	72
9.	47	+	44	=	91
10.	43	+	23	=	66

Oefening 2
1.	47	+	37	=	84
2.	35	+	23	=	58
3.	46	+	13	=	59
4.	49	+	45	=	94
5.	41	+	35	=	76
6.	30	+	12	=	42
7.	35	+	21	=	56
8.	44	+	15	=	59
9.	25	+	10	=	35
10.	31	+	15	=	46

Oefening 3
1.	49	+	40	=	89
2.	42	+	38	=	80
3.	48	+	28	=	76
4.	48	+	42	=	90
5.	28	+	26	=	54
6.	40	+	23	=	63
7.	48	+	24	=	72
8.	32	+	21	=	53
9.	34	+	17	=	51
10.	22	+	14	=	36

Oefening 4
1.	44	+	26	=	70
2.	38	+	19	=	57
3.	37	+	27	=	64
4.	29	+	13	=	42
5.	44	+	22	=	66
6.	31	+	16	=	47
7.	48	+	16	=	64
8.	25	+	16	=	41
9.	27	+	13	=	40
10.	49	+	13	=	62