Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	273	+		=	389
2.	401	+		=	768
3.	418	+		=	817
4.	359	+		=	692
5.	404	+		=	807
6.	417	+		=	733
7.	190	+		=	294
8.	430	+		=	834
9.	184	+		=	347
10.	237	+		=	472

Oefening 2
1.	208	+		=	390
2.	421	+		=	576
3.	473	+		=	921
4.	264	+		=	492
5.	355	+		=	496
6.	483	+		=	672
7.	376	+		=	478
8.	479	+		=	922
9.	499	+		=	759
10.	483	+		=	846

Oefening 3
1.	270	+		=	494
2.	467	+		=	733
3.	476	+		=	631
4.	133	+		=	240
5.	334	+		=	495
6.	479	+		=	632
7.	437	+		=	710
8.	236	+		=	428
9.	292	+		=	453
10.	357	+		=	630

Oefening 4
1.	477	+		=	938
2.	470	+		=	913
3.	176	+		=	319
4.	455	+		=	889
5.	462	+		=	655
6.	477	+		=	898
7.	260	+		=	439
8.	428	+		=	657
9.	487	+		=	813
10.	359	+		=	541

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	273	+	116	=	389
2.	401	+	367	=	768
3.	418	+	399	=	817
4.	359	+	333	=	692
5.	404	+	403	=	807
6.	417	+	316	=	733
7.	190	+	104	=	294
8.	430	+	404	=	834
9.	184	+	163	=	347
10.	237	+	235	=	472

Oefening 2
1.	208	+	182	=	390
2.	421	+	155	=	576
3.	473	+	448	=	921
4.	264	+	228	=	492
5.	355	+	141	=	496
6.	483	+	189	=	672
7.	376	+	102	=	478
8.	479	+	443	=	922
9.	499	+	260	=	759
10.	483	+	363	=	846

Oefening 3
1.	270	+	224	=	494
2.	467	+	266	=	733
3.	476	+	155	=	631
4.	133	+	107	=	240
5.	334	+	161	=	495
6.	479	+	153	=	632
7.	437	+	273	=	710
8.	236	+	192	=	428
9.	292	+	161	=	453
10.	357	+	273	=	630

Oefening 4
1.	477	+	461	=	938
2.	470	+	443	=	913
3.	176	+	143	=	319
4.	455	+	434	=	889
5.	462	+	193	=	655
6.	477	+	421	=	898
7.	260	+	179	=	439
8.	428	+	229	=	657
9.	487	+	326	=	813
10.	359	+	182	=	541