Welk getal ontbreekt t/m 100?

Optellen

Oefening 1
1.	47	+		=	88
2.	23	+		=	40
3.	47	+		=	90
4.	42	+		=	62
5.	40	+		=	63
6.	41	+		=	57
7.	35	+		=	62
8.	47	+		=	74
9.	45	+		=	89
10.	48	+		=	89

Oefening 2
1.	38	+		=	60
2.	47	+		=	62
3.	35	+		=	54
4.	47	+		=	94
5.	25	+		=	48
6.	41	+		=	55
7.	23	+		=	45
8.	39	+		=	69
9.	47	+		=	69
10.	44	+		=	59

Oefening 3
1.	43	+		=	77
2.	31	+		=	50
3.	49	+		=	79
4.	50	+		=	92
5.	36	+		=	69
6.	47	+		=	61
7.	39	+		=	50
8.	44	+		=	85
9.	34	+		=	48
10.	35	+		=	58

Oefening 4
1.	27	+		=	38
2.	38	+		=	49
3.	40	+		=	77
4.	39	+		=	60
5.	23	+		=	34
6.	49	+		=	69
7.	44	+		=	55
8.	27	+		=	53
9.	34	+		=	54
10.	37	+		=	59

Welk getal ontbreekt t/m 100?
| ANTWOORDEN

Optellen

Oefening 1
1.	47	+	41	=	88
2.	23	+	17	=	40
3.	47	+	43	=	90
4.	42	+	20	=	62
5.	40	+	23	=	63
6.	41	+	16	=	57
7.	35	+	27	=	62
8.	47	+	27	=	74
9.	45	+	44	=	89
10.	48	+	41	=	89

Oefening 2
1.	38	+	22	=	60
2.	47	+	15	=	62
3.	35	+	19	=	54
4.	47	+	47	=	94
5.	25	+	23	=	48
6.	41	+	14	=	55
7.	23	+	22	=	45
8.	39	+	30	=	69
9.	47	+	22	=	69
10.	44	+	15	=	59

Oefening 3
1.	43	+	34	=	77
2.	31	+	19	=	50
3.	49	+	30	=	79
4.	50	+	42	=	92
5.	36	+	33	=	69
6.	47	+	14	=	61
7.	39	+	11	=	50
8.	44	+	41	=	85
9.	34	+	14	=	48
10.	35	+	23	=	58

Oefening 4
1.	27	+	11	=	38
2.	38	+	11	=	49
3.	40	+	37	=	77
4.	39	+	21	=	60
5.	23	+	11	=	34
6.	49	+	20	=	69
7.	44	+	11	=	55
8.	27	+	26	=	53
9.	34	+	20	=	54
10.	37	+	22	=	59