Welk getal ontbreekt t/m 50?

Aftrekken

Oefening 1
1.	18	-		=	14
2.	45	-		=	24
3.	43	-		=	1
4.	23	-		=	7
5.	31	-		=	0
6.	33	-		=	17
7.	33	-		=	29
8.	44	-		=	7
9.	5	-		=	3
10.	20	-		=	15

Oefening 2
1.	47	-		=	37
2.	19	-		=	8
3.	43	-		=	3
4.	36	-		=	8
5.	27	-		=	13
6.	45	-		=	42
7.	50	-		=	46
8.	43	-		=	8
9.	30	-		=	4
10.	32	-		=	1

Oefening 3
1.	24	-		=	20
2.	46	-		=	5
3.	23	-		=	20
4.	46	-		=	23
5.	31	-		=	26
6.	44	-		=	28
7.	31	-		=	16
8.	18	-		=	10
9.	23	-		=	15
10.	33	-		=	12

Oefening 4
1.	21	-		=	6
2.	50	-		=	23
3.	6	-		=	3
4.	40	-		=	38
5.	18	-		=	1
6.	28	-		=	12
7.	50	-		=	5
8.	48	-		=	23
9.	49	-		=	0
10.	29	-		=	16

Welk getal ontbreekt t/m 50?
| ANTWOORDEN

Aftrekken

Oefening 1
1.	18	-	4	=	14
2.	45	-	21	=	24
3.	43	-	42	=	1
4.	23	-	16	=	7
5.	31	-	31	=	0
6.	33	-	16	=	17
7.	33	-	4	=	29
8.	44	-	37	=	7
9.	5	-	2	=	3
10.	20	-	5	=	15

Oefening 2
1.	47	-	10	=	37
2.	19	-	11	=	8
3.	43	-	40	=	3
4.	36	-	28	=	8
5.	27	-	14	=	13
6.	45	-	3	=	42
7.	50	-	4	=	46
8.	43	-	35	=	8
9.	30	-	26	=	4
10.	32	-	31	=	1

Oefening 3
1.	24	-	4	=	20
2.	46	-	41	=	5
3.	23	-	3	=	20
4.	46	-	23	=	23
5.	31	-	5	=	26
6.	44	-	16	=	28
7.	31	-	15	=	16
8.	18	-	8	=	10
9.	23	-	8	=	15
10.	33	-	21	=	12

Oefening 4
1.	21	-	15	=	6
2.	50	-	27	=	23
3.	6	-	3	=	3
4.	40	-	2	=	38
5.	18	-	17	=	1
6.	28	-	16	=	12
7.	50	-	45	=	5
8.	48	-	25	=	23
9.	49	-	49	=	0
10.	29	-	13	=	16