Welk getal ontbreekt t/m 50?

Optellen

Oefening 1
1.	11	+		=	14
2.	11	+		=	12
3.	15	+		=	26
4.	11	+		=	21
5.	8	+		=	15
6.	11	+		=	20
7.	25	+		=	33
8.	14	+		=	19
9.	24	+		=	47
10.	11	+		=	15

Oefening 2
1.	20	+		=	33
2.	25	+		=	47
3.	19	+		=	23
4.	19	+		=	37
5.	19	+		=	21
6.	20	+		=	39
7.	16	+		=	28
8.	9	+		=	11
9.	21	+		=	28
10.	17	+		=	27

Oefening 3
1.	11	+		=	18
2.	15	+		=	23
3.	25	+		=	36
4.	24	+		=	46
5.	23	+		=	38
6.	15	+		=	24
7.	13	+		=	26
8.	16	+		=	18
9.	22	+		=	35
10.	25	+		=	40

Oefening 4
1.	6	+		=	8
2.	16	+		=	27
3.	22	+		=	40
4.	21	+		=	36
5.	24	+		=	44
6.	13	+		=	16
7.	21	+		=	32
8.	18	+		=	30
9.	25	+		=	37
10.	17	+		=	25

Welk getal ontbreekt t/m 50?
| ANTWOORDEN

Optellen

Oefening 1
1.	11	+	3	=	14
2.	11	+	1	=	12
3.	15	+	11	=	26
4.	11	+	10	=	21
5.	8	+	7	=	15
6.	11	+	9	=	20
7.	25	+	8	=	33
8.	14	+	5	=	19
9.	24	+	23	=	47
10.	11	+	4	=	15

Oefening 2
1.	20	+	13	=	33
2.	25	+	22	=	47
3.	19	+	4	=	23
4.	19	+	18	=	37
5.	19	+	2	=	21
6.	20	+	19	=	39
7.	16	+	12	=	28
8.	9	+	2	=	11
9.	21	+	7	=	28
10.	17	+	10	=	27

Oefening 3
1.	11	+	7	=	18
2.	15	+	8	=	23
3.	25	+	11	=	36
4.	24	+	22	=	46
5.	23	+	15	=	38
6.	15	+	9	=	24
7.	13	+	13	=	26
8.	16	+	2	=	18
9.	22	+	13	=	35
10.	25	+	15	=	40

Oefening 4
1.	6	+	2	=	8
2.	16	+	11	=	27
3.	22	+	18	=	40
4.	21	+	15	=	36
5.	24	+	20	=	44
6.	13	+	3	=	16
7.	21	+	11	=	32
8.	18	+	12	=	30
9.	25	+	12	=	37
10.	17	+	8	=	25