Welk getal ontbreekt t/m 100?

Optellen

Oefening 1
1.	35	+		=	61
2.	31	+		=	54
3.	42	+		=	54
4.	29	+		=	50
5.	35	+		=	54
6.	50	+		=	76
7.	43	+		=	72
8.	42	+		=	81
9.	48	+		=	70
10.	26	+		=	51

Oefening 2
1.	41	+		=	63
2.	40	+		=	80
3.	40	+		=	58
4.	30	+		=	58
5.	48	+		=	73
6.	38	+		=	61
7.	39	+		=	71
8.	24	+		=	47
9.	15	+		=	25
10.	39	+		=	69

Oefening 3
1.	17	+		=	32
2.	35	+		=	51
3.	23	+		=	42
4.	34	+		=	60
5.	36	+		=	60
6.	46	+		=	63
7.	39	+		=	68
8.	15	+		=	27
9.	42	+		=	54
10.	49	+		=	70

Oefening 4
1.	11	+		=	21
2.	32	+		=	47
3.	48	+		=	68
4.	19	+		=	34
5.	42	+		=	78
6.	36	+		=	56
7.	46	+		=	63
8.	49	+		=	61
9.	34	+		=	46
10.	50	+		=	68

Welk getal ontbreekt t/m 100?
| ANTWOORDEN

Optellen

Oefening 1
1.	35	+	26	=	61
2.	31	+	23	=	54
3.	42	+	12	=	54
4.	29	+	21	=	50
5.	35	+	19	=	54
6.	50	+	26	=	76
7.	43	+	29	=	72
8.	42	+	39	=	81
9.	48	+	22	=	70
10.	26	+	25	=	51

Oefening 2
1.	41	+	22	=	63
2.	40	+	40	=	80
3.	40	+	18	=	58
4.	30	+	28	=	58
5.	48	+	25	=	73
6.	38	+	23	=	61
7.	39	+	32	=	71
8.	24	+	23	=	47
9.	15	+	10	=	25
10.	39	+	30	=	69

Oefening 3
1.	17	+	15	=	32
2.	35	+	16	=	51
3.	23	+	19	=	42
4.	34	+	26	=	60
5.	36	+	24	=	60
6.	46	+	17	=	63
7.	39	+	29	=	68
8.	15	+	12	=	27
9.	42	+	12	=	54
10.	49	+	21	=	70

Oefening 4
1.	11	+	10	=	21
2.	32	+	15	=	47
3.	48	+	20	=	68
4.	19	+	15	=	34
5.	42	+	36	=	78
6.	36	+	20	=	56
7.	46	+	17	=	63
8.	49	+	12	=	61
9.	34	+	12	=	46
10.	50	+	18	=	68