Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	21	+		=	33
2.	38	+		=	53
3.	38	+		=	65
4.	41	+		=	70
5.	48	+		=	68
6.	34	+		=	55
7.	48	+		=	83
8.	50	+		=	95
9.	33	+		=	61
10.	31	+		=	41

Oefening 2
1.	46	+		=	81
2.	41	+		=	70
3.	34	+		=	66
4.	45	+		=	88
5.	50	+		=	66
6.	43	+		=	59
7.	37	+		=	54
8.	49	+		=	97
9.	36	+		=	49
10.	40	+		=	76

Oefening 3
1.	49	+		=	86
2.	42	+		=	72
3.	34	+		=	65
4.	37	+		=	59
5.	50	+		=	62
6.	32	+		=	51
7.	38	+		=	73
8.	38	+		=	71
9.	40	+		=	71
10.	49	+		=	92

Oefening 4
1.	24	+		=	43
2.	47	+		=	69
3.	30	+		=	40
4.	38	+		=	71
5.	43	+		=	66
6.	43	+		=	67
7.	25	+		=	43
8.	39	+		=	51
9.	48	+		=	60
10.	28	+		=	56

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	21	+	12	=	33
2.	38	+	15	=	53
3.	38	+	27	=	65
4.	41	+	29	=	70
5.	48	+	20	=	68
6.	34	+	21	=	55
7.	48	+	35	=	83
8.	50	+	45	=	95
9.	33	+	28	=	61
10.	31	+	10	=	41

Oefening 2
1.	46	+	35	=	81
2.	41	+	29	=	70
3.	34	+	32	=	66
4.	45	+	43	=	88
5.	50	+	16	=	66
6.	43	+	16	=	59
7.	37	+	17	=	54
8.	49	+	48	=	97
9.	36	+	13	=	49
10.	40	+	36	=	76

Oefening 3
1.	49	+	37	=	86
2.	42	+	30	=	72
3.	34	+	31	=	65
4.	37	+	22	=	59
5.	50	+	12	=	62
6.	32	+	19	=	51
7.	38	+	35	=	73
8.	38	+	33	=	71
9.	40	+	31	=	71
10.	49	+	43	=	92

Oefening 4
1.	24	+	19	=	43
2.	47	+	22	=	69
3.	30	+	10	=	40
4.	38	+	33	=	71
5.	43	+	23	=	66
6.	43	+	24	=	67
7.	25	+	18	=	43
8.	39	+	12	=	51
9.	48	+	12	=	60
10.	28	+	28	=	56