Welk getal ontbreekt t/m 100?

Optellen

Oefening 1
1.	27	+		=	51
2.	24	+		=	40
3.	48	+		=	68
4.	49	+		=	90
5.	48	+		=	62
6.	35	+		=	51
7.	40	+		=	57
8.	36	+		=	56
9.	18	+		=	35
10.	38	+		=	65

Oefening 2
1.	39	+		=	77
2.	37	+		=	73
3.	50	+		=	92
4.	50	+		=	61
5.	44	+		=	60
6.	38	+		=	68
7.	21	+		=	31
8.	17	+		=	29
9.	13	+		=	25
10.	46	+		=	74

Oefening 3
1.	42	+		=	79
2.	49	+		=	61
3.	49	+		=	71
4.	37	+		=	68
5.	32	+		=	59
6.	45	+		=	59
7.	24	+		=	42
8.	29	+		=	43
9.	20	+		=	38
10.	27	+		=	44

Oefening 4
1.	49	+		=	60
2.	48	+		=	58
3.	47	+		=	81
4.	41	+		=	68
5.	35	+		=	68
6.	32	+		=	51
7.	22	+		=	32
8.	38	+		=	75
9.	42	+		=	77
10.	48	+		=	58

Welk getal ontbreekt t/m 100?
| ANTWOORDEN

Optellen

Oefening 1
1.	27	+	24	=	51
2.	24	+	16	=	40
3.	48	+	20	=	68
4.	49	+	41	=	90
5.	48	+	14	=	62
6.	35	+	16	=	51
7.	40	+	17	=	57
8.	36	+	20	=	56
9.	18	+	17	=	35
10.	38	+	27	=	65

Oefening 2
1.	39	+	38	=	77
2.	37	+	36	=	73
3.	50	+	42	=	92
4.	50	+	11	=	61
5.	44	+	16	=	60
6.	38	+	30	=	68
7.	21	+	10	=	31
8.	17	+	12	=	29
9.	13	+	12	=	25
10.	46	+	28	=	74

Oefening 3
1.	42	+	37	=	79
2.	49	+	12	=	61
3.	49	+	22	=	71
4.	37	+	31	=	68
5.	32	+	27	=	59
6.	45	+	14	=	59
7.	24	+	18	=	42
8.	29	+	14	=	43
9.	20	+	18	=	38
10.	27	+	17	=	44

Oefening 4
1.	49	+	11	=	60
2.	48	+	10	=	58
3.	47	+	34	=	81
4.	41	+	27	=	68
5.	35	+	33	=	68
6.	32	+	19	=	51
7.	22	+	10	=	32
8.	38	+	37	=	75
9.	42	+	35	=	77
10.	48	+	10	=	58