Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	28	+		=	42
2.	43	+		=	64
3.	36	+		=	60
4.	50	+		=	86
5.	43	+		=	86
6.	27	+		=	51
7.	45	+		=	74
8.	31	+		=	56
9.	45	+		=	80
10.	30	+		=	40

Oefening 2
1.	48	+		=	65
2.	39	+		=	66
3.	50	+		=	90
4.	44	+		=	56
5.	28	+		=	48
6.	44	+		=	64
7.	44	+		=	55
8.	31	+		=	50
9.	50	+		=	85
10.	46	+		=	80

Oefening 3
1.	46	+		=	86
2.	45	+		=	78
3.	19	+		=	35
4.	33	+		=	54
5.	46	+		=	72
6.	26	+		=	47
7.	33	+		=	65
8.	48	+		=	90
9.	27	+		=	49
10.	46	+		=	90

Oefening 4
1.	40	+		=	73
2.	34	+		=	60
3.	14	+		=	24
4.	25	+		=	40
5.	45	+		=	83
6.	44	+		=	56
7.	36	+		=	49
8.	50	+		=	64
9.	45	+		=	78
10.	40	+		=	74

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	28	+	14	=	42
2.	43	+	21	=	64
3.	36	+	24	=	60
4.	50	+	36	=	86
5.	43	+	43	=	86
6.	27	+	24	=	51
7.	45	+	29	=	74
8.	31	+	25	=	56
9.	45	+	35	=	80
10.	30	+	10	=	40

Oefening 2
1.	48	+	17	=	65
2.	39	+	27	=	66
3.	50	+	40	=	90
4.	44	+	12	=	56
5.	28	+	20	=	48
6.	44	+	20	=	64
7.	44	+	11	=	55
8.	31	+	19	=	50
9.	50	+	35	=	85
10.	46	+	34	=	80

Oefening 3
1.	46	+	40	=	86
2.	45	+	33	=	78
3.	19	+	16	=	35
4.	33	+	21	=	54
5.	46	+	26	=	72
6.	26	+	21	=	47
7.	33	+	32	=	65
8.	48	+	42	=	90
9.	27	+	22	=	49
10.	46	+	44	=	90

Oefening 4
1.	40	+	33	=	73
2.	34	+	26	=	60
3.	14	+	10	=	24
4.	25	+	15	=	40
5.	45	+	38	=	83
6.	44	+	12	=	56
7.	36	+	13	=	49
8.	50	+	14	=	64
9.	45	+	33	=	78
10.	40	+	34	=	74