Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	40	+		=	60
2.	31	+		=	47
3.	28	+		=	54
4.	41	+		=	68
5.	40	+		=	73
6.	50	+		=	63
7.	32	+		=	58
8.	41	+		=	73
9.	46	+		=	88
10.	50	+		=	73

Oefening 2
1.	19	+		=	34
2.	21	+		=	33
3.	34	+		=	45
4.	44	+		=	70
5.	43	+		=	68
6.	28	+		=	41
7.	38	+		=	50
8.	50	+		=	96
9.	39	+		=	71
10.	30	+		=	58

Oefening 3
1.	37	+		=	50
2.	49	+		=	85
3.	40	+		=	79
4.	27	+		=	47
5.	41	+		=	72
6.	27	+		=	48
7.	33	+		=	54
8.	47	+		=	59
9.	28	+		=	38
10.	41	+		=	70

Oefening 4
1.	37	+		=	62
2.	11	+		=	21
3.	36	+		=	53
4.	48	+		=	81
5.	33	+		=	49
6.	45	+		=	78
7.	37	+		=	47
8.	22	+		=	32
9.	43	+		=	68
10.	36	+		=	70

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	40	+	20	=	60
2.	31	+	16	=	47
3.	28	+	26	=	54
4.	41	+	27	=	68
5.	40	+	33	=	73
6.	50	+	13	=	63
7.	32	+	26	=	58
8.	41	+	32	=	73
9.	46	+	42	=	88
10.	50	+	23	=	73

Oefening 2
1.	19	+	15	=	34
2.	21	+	12	=	33
3.	34	+	11	=	45
4.	44	+	26	=	70
5.	43	+	25	=	68
6.	28	+	13	=	41
7.	38	+	12	=	50
8.	50	+	46	=	96
9.	39	+	32	=	71
10.	30	+	28	=	58

Oefening 3
1.	37	+	13	=	50
2.	49	+	36	=	85
3.	40	+	39	=	79
4.	27	+	20	=	47
5.	41	+	31	=	72
6.	27	+	21	=	48
7.	33	+	21	=	54
8.	47	+	12	=	59
9.	28	+	10	=	38
10.	41	+	29	=	70

Oefening 4
1.	37	+	25	=	62
2.	11	+	10	=	21
3.	36	+	17	=	53
4.	48	+	33	=	81
5.	33	+	16	=	49
6.	45	+	33	=	78
7.	37	+	10	=	47
8.	22	+	10	=	32
9.	43	+	25	=	68
10.	36	+	34	=	70