Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	471	+		=	762
2.	265	+		=	516
3.	330	+		=	601
4.	244	+		=	363
5.	235	+		=	418
6.	450	+		=	648
7.	469	+		=	705
8.	286	+		=	459
9.	475	+		=	931
10.	486	+		=	910

Oefening 2
1.	496	+		=	831
2.	309	+		=	489
3.	384	+		=	667
4.	456	+		=	557
5.	397	+		=	620
6.	454	+		=	794
7.	478	+		=	774
8.	310	+		=	450
9.	411	+		=	685
10.	292	+		=	406

Oefening 3
1.	348	+		=	681
2.	338	+		=	633
3.	444	+		=	646
4.	430	+		=	806
5.	393	+		=	775
6.	325	+		=	473
7.	155	+		=	297
8.	493	+		=	789
9.	427	+		=	589
10.	433	+		=	770

Oefening 4
1.	496	+		=	721
2.	192	+		=	328
3.	305	+		=	602
4.	291	+		=	395
5.	485	+		=	615
6.	417	+		=	712
7.	422	+		=	830
8.	412	+		=	515
9.	407	+		=	649
10.	496	+		=	784

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	471	+	291	=	762
2.	265	+	251	=	516
3.	330	+	271	=	601
4.	244	+	119	=	363
5.	235	+	183	=	418
6.	450	+	198	=	648
7.	469	+	236	=	705
8.	286	+	173	=	459
9.	475	+	456	=	931
10.	486	+	424	=	910

Oefening 2
1.	496	+	335	=	831
2.	309	+	180	=	489
3.	384	+	283	=	667
4.	456	+	101	=	557
5.	397	+	223	=	620
6.	454	+	340	=	794
7.	478	+	296	=	774
8.	310	+	140	=	450
9.	411	+	274	=	685
10.	292	+	114	=	406

Oefening 3
1.	348	+	333	=	681
2.	338	+	295	=	633
3.	444	+	202	=	646
4.	430	+	376	=	806
5.	393	+	382	=	775
6.	325	+	148	=	473
7.	155	+	142	=	297
8.	493	+	296	=	789
9.	427	+	162	=	589
10.	433	+	337	=	770

Oefening 4
1.	496	+	225	=	721
2.	192	+	136	=	328
3.	305	+	297	=	602
4.	291	+	104	=	395
5.	485	+	130	=	615
6.	417	+	295	=	712
7.	422	+	408	=	830
8.	412	+	103	=	515
9.	407	+	242	=	649
10.	496	+	288	=	784