Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	30	+		=	40
2.	25	+		=	40
3.	31	+		=	62
4.	49	+		=	85
5.	29	+		=	39
6.	28	+		=	46
7.	35	+		=	70
8.	41	+		=	73
9.	33	+		=	64
10.	47	+		=	59

Oefening 2
1.	45	+		=	68
2.	50	+		=	95
3.	33	+		=	56
4.	33	+		=	57
5.	34	+		=	50
6.	50	+		=	64
7.	45	+		=	81
8.	15	+		=	27
9.	39	+		=	66
10.	24	+		=	38

Oefening 3
1.	47	+		=	82
2.	20	+		=	37
3.	44	+		=	63
4.	32	+		=	48
5.	42	+		=	79
6.	43	+		=	76
7.	26	+		=	47
8.	34	+		=	62
9.	42	+		=	65
10.	49	+		=	92

Oefening 4
1.	20	+		=	32
2.	25	+		=	47
3.	43	+		=	85
4.	46	+		=	84
5.	41	+		=	62
6.	30	+		=	49
7.	22	+		=	32
8.	47	+		=	75
9.	28	+		=	46
10.	50	+		=	78

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	30	+	10	=	40
2.	25	+	15	=	40
3.	31	+	31	=	62
4.	49	+	36	=	85
5.	29	+	10	=	39
6.	28	+	18	=	46
7.	35	+	35	=	70
8.	41	+	32	=	73
9.	33	+	31	=	64
10.	47	+	12	=	59

Oefening 2
1.	45	+	23	=	68
2.	50	+	45	=	95
3.	33	+	23	=	56
4.	33	+	24	=	57
5.	34	+	16	=	50
6.	50	+	14	=	64
7.	45	+	36	=	81
8.	15	+	12	=	27
9.	39	+	27	=	66
10.	24	+	14	=	38

Oefening 3
1.	47	+	35	=	82
2.	20	+	17	=	37
3.	44	+	19	=	63
4.	32	+	16	=	48
5.	42	+	37	=	79
6.	43	+	33	=	76
7.	26	+	21	=	47
8.	34	+	28	=	62
9.	42	+	23	=	65
10.	49	+	43	=	92

Oefening 4
1.	20	+	12	=	32
2.	25	+	22	=	47
3.	43	+	42	=	85
4.	46	+	38	=	84
5.	41	+	21	=	62
6.	30	+	19	=	49
7.	22	+	10	=	32
8.	47	+	28	=	75
9.	28	+	18	=	46
10.	50	+	28	=	78