Welk getal ontbreekt t/m 50?

Aftrekken

Oefening 1
1.	20	-		=	18
2.	34	-		=	11
3.	17	-		=	5
4.	24	-		=	17
5.	37	-		=	26
6.	20	-		=	2
7.	33	-		=	1
8.	23	-		=	12
9.	33	-		=	6
10.	46	-		=	37

Oefening 2
1.	45	-		=	13
2.	43	-		=	32
3.	17	-		=	11
4.	50	-		=	4
5.	43	-		=	42
6.	37	-		=	3
7.	47	-		=	12
8.	37	-		=	16
9.	28	-		=	1
10.	40	-		=	3

Oefening 3
1.	30	-		=	8
2.	35	-		=	30
3.	40	-		=	15
4.	33	-		=	28
5.	48	-		=	37
6.	46	-		=	11
7.	50	-		=	24
8.	48	-		=	38
9.	38	-		=	32
10.	38	-		=	3

Oefening 4
1.	18	-		=	2
2.	42	-		=	37
3.	44	-		=	25
4.	24	-		=	5
5.	10	-		=	1
6.	21	-		=	10
7.	45	-		=	9
8.	7	-		=	5
9.	34	-		=	7
10.	40	-		=	22

Welk getal ontbreekt t/m 50?
| ANTWOORDEN

Aftrekken

Oefening 1
1.	20	-	2	=	18
2.	34	-	23	=	11
3.	17	-	12	=	5
4.	24	-	7	=	17
5.	37	-	11	=	26
6.	20	-	18	=	2
7.	33	-	32	=	1
8.	23	-	11	=	12
9.	33	-	27	=	6
10.	46	-	9	=	37

Oefening 2
1.	45	-	32	=	13
2.	43	-	11	=	32
3.	17	-	6	=	11
4.	50	-	46	=	4
5.	43	-	1	=	42
6.	37	-	34	=	3
7.	47	-	35	=	12
8.	37	-	21	=	16
9.	28	-	27	=	1
10.	40	-	37	=	3

Oefening 3
1.	30	-	22	=	8
2.	35	-	5	=	30
3.	40	-	25	=	15
4.	33	-	5	=	28
5.	48	-	11	=	37
6.	46	-	35	=	11
7.	50	-	26	=	24
8.	48	-	10	=	38
9.	38	-	6	=	32
10.	38	-	35	=	3

Oefening 4
1.	18	-	16	=	2
2.	42	-	5	=	37
3.	44	-	19	=	25
4.	24	-	19	=	5
5.	10	-	9	=	1
6.	21	-	11	=	10
7.	45	-	36	=	9
8.	7	-	2	=	5
9.	34	-	27	=	7
10.	40	-	18	=	22