Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	31	+		=	52
2.	47	+		=	92
3.	39	+		=	54
4.	25	+		=	37
5.	33	+		=	51
6.	34	+		=	50
7.	28	+		=	39
8.	39	+		=	66
9.	41	+		=	68
10.	34	+		=	57

Oefening 2
1.	16	+		=	31
2.	39	+		=	51
3.	39	+		=	52
4.	22	+		=	34
5.	40	+		=	61
6.	38	+		=	65
7.	46	+		=	65
8.	22	+		=	32
9.	45	+		=	58
10.	33	+		=	50

Oefening 3
1.	28	+		=	54
2.	32	+		=	57
3.	33	+		=	51
4.	32	+		=	51
5.	35	+		=	68
6.	37	+		=	56
7.	45	+		=	55
8.	20	+		=	30
9.	45	+		=	60
10.	50	+		=	97

Oefening 4
1.	43	+		=	70
2.	47	+		=	89
3.	23	+		=	35
4.	45	+		=	60
5.	49	+		=	80
6.	33	+		=	57
7.	41	+		=	75
8.	50	+		=	69
9.	43	+		=	63
10.	25	+		=	47

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	31	+	21	=	52
2.	47	+	45	=	92
3.	39	+	15	=	54
4.	25	+	12	=	37
5.	33	+	18	=	51
6.	34	+	16	=	50
7.	28	+	11	=	39
8.	39	+	27	=	66
9.	41	+	27	=	68
10.	34	+	23	=	57

Oefening 2
1.	16	+	15	=	31
2.	39	+	12	=	51
3.	39	+	13	=	52
4.	22	+	12	=	34
5.	40	+	21	=	61
6.	38	+	27	=	65
7.	46	+	19	=	65
8.	22	+	10	=	32
9.	45	+	13	=	58
10.	33	+	17	=	50

Oefening 3
1.	28	+	26	=	54
2.	32	+	25	=	57
3.	33	+	18	=	51
4.	32	+	19	=	51
5.	35	+	33	=	68
6.	37	+	19	=	56
7.	45	+	10	=	55
8.	20	+	10	=	30
9.	45	+	15	=	60
10.	50	+	47	=	97

Oefening 4
1.	43	+	27	=	70
2.	47	+	42	=	89
3.	23	+	12	=	35
4.	45	+	15	=	60
5.	49	+	31	=	80
6.	33	+	24	=	57
7.	41	+	34	=	75
8.	50	+	19	=	69
9.	43	+	20	=	63
10.	25	+	22	=	47