Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	276	+		=	482
2.	400	+		=	574
3.	382	+		=	546
4.	339	+		=	476
5.	493	+		=	889
6.	450	+		=	750
7.	190	+		=	379
8.	472	+		=	874
9.	410	+		=	621
10.	325	+		=	434

Oefening 2
1.	314	+		=	544
2.	406	+		=	524
3.	397	+		=	658
4.	164	+		=	326
5.	427	+		=	535
6.	259	+		=	467
7.	396	+		=	587
8.	341	+		=	645
9.	333	+		=	440
10.	492	+		=	905

Oefening 3
1.	418	+		=	691
2.	414	+		=	698
3.	269	+		=	507
4.	461	+		=	727
5.	377	+		=	700
6.	252	+		=	496
7.	384	+		=	494
8.	413	+		=	515
9.	434	+		=	538
10.	243	+		=	345

Oefening 4
1.	500	+		=	857
2.	424	+		=	750
3.	358	+		=	714
4.	497	+		=	665
5.	430	+		=	719
6.	438	+		=	868
7.	464	+		=	594
8.	466	+		=	917
9.	333	+		=	495
10.	439	+		=	692

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	276	+	206	=	482
2.	400	+	174	=	574
3.	382	+	164	=	546
4.	339	+	137	=	476
5.	493	+	396	=	889
6.	450	+	300	=	750
7.	190	+	189	=	379
8.	472	+	402	=	874
9.	410	+	211	=	621
10.	325	+	109	=	434

Oefening 2
1.	314	+	230	=	544
2.	406	+	118	=	524
3.	397	+	261	=	658
4.	164	+	162	=	326
5.	427	+	108	=	535
6.	259	+	208	=	467
7.	396	+	191	=	587
8.	341	+	304	=	645
9.	333	+	107	=	440
10.	492	+	413	=	905

Oefening 3
1.	418	+	273	=	691
2.	414	+	284	=	698
3.	269	+	238	=	507
4.	461	+	266	=	727
5.	377	+	323	=	700
6.	252	+	244	=	496
7.	384	+	110	=	494
8.	413	+	102	=	515
9.	434	+	104	=	538
10.	243	+	102	=	345

Oefening 4
1.	500	+	357	=	857
2.	424	+	326	=	750
3.	358	+	356	=	714
4.	497	+	168	=	665
5.	430	+	289	=	719
6.	438	+	430	=	868
7.	464	+	130	=	594
8.	466	+	451	=	917
9.	333	+	162	=	495
10.	439	+	253	=	692