Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	50	+		=	60
2.	40	+		=	73
3.	39	+		=	74
4.	49	+		=	72
5.	31	+		=	48
6.	44	+		=	85
7.	49	+		=	88
8.	27	+		=	51
9.	33	+		=	54
10.	36	+		=	58

Oefening 2
1.	26	+		=	45
2.	49	+		=	83
3.	48	+		=	88
4.	34	+		=	58
5.	49	+		=	77
6.	39	+		=	65
7.	39	+		=	63
8.	42	+		=	57
9.	25	+		=	37
10.	48	+		=	82

Oefening 3
1.	35	+		=	57
2.	36	+		=	56
3.	23	+		=	43
4.	47	+		=	64
5.	48	+		=	59
6.	22	+		=	42
7.	48	+		=	66
8.	30	+		=	40
9.	46	+		=	76
10.	49	+		=	69

Oefening 4
1.	40	+		=	70
2.	39	+		=	60
3.	48	+		=	81
4.	33	+		=	52
5.	43	+		=	58
6.	25	+		=	39
7.	24	+		=	38
8.	48	+		=	91
9.	38	+		=	66
10.	41	+		=	64

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	50	+	10	=	60
2.	40	+	33	=	73
3.	39	+	35	=	74
4.	49	+	23	=	72
5.	31	+	17	=	48
6.	44	+	41	=	85
7.	49	+	39	=	88
8.	27	+	24	=	51
9.	33	+	21	=	54
10.	36	+	22	=	58

Oefening 2
1.	26	+	19	=	45
2.	49	+	34	=	83
3.	48	+	40	=	88
4.	34	+	24	=	58
5.	49	+	28	=	77
6.	39	+	26	=	65
7.	39	+	24	=	63
8.	42	+	15	=	57
9.	25	+	12	=	37
10.	48	+	34	=	82

Oefening 3
1.	35	+	22	=	57
2.	36	+	20	=	56
3.	23	+	20	=	43
4.	47	+	17	=	64
5.	48	+	11	=	59
6.	22	+	20	=	42
7.	48	+	18	=	66
8.	30	+	10	=	40
9.	46	+	30	=	76
10.	49	+	20	=	69

Oefening 4
1.	40	+	30	=	70
2.	39	+	21	=	60
3.	48	+	33	=	81
4.	33	+	19	=	52
5.	43	+	15	=	58
6.	25	+	14	=	39
7.	24	+	14	=	38
8.	48	+	43	=	91
9.	38	+	28	=	66
10.	41	+	23	=	64