Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	166	+		=	296
2.	202	+		=	350
3.	328	+		=	628
4.	473	+		=	792
5.	406	+		=	517
6.	250	+		=	400
7.	500	+		=	814
8.	361	+		=	631
9.	291	+		=	514
10.	459	+		=	687

Oefening 2
1.	250	+		=	500
2.	250	+		=	408
3.	266	+		=	412
4.	285	+		=	552
5.	111	+		=	211
6.	379	+		=	576
7.	415	+		=	734
8.	428	+		=	659
9.	474	+		=	773
10.	459	+		=	735

Oefening 3
1.	203	+		=	316
2.	262	+		=	397
3.	458	+		=	567
4.	357	+		=	470
5.	475	+		=	783
6.	497	+		=	853
7.	386	+		=	730
8.	208	+		=	339
9.	260	+		=	489
10.	329	+		=	552

Oefening 4
1.	301	+		=	415
2.	293	+		=	468
3.	499	+		=	851
4.	403	+		=	793
5.	477	+		=	820
6.	244	+		=	358
7.	488	+		=	695
8.	410	+		=	544
9.	475	+		=	639
10.	197	+		=	370

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	166	+	130	=	296
2.	202	+	148	=	350
3.	328	+	300	=	628
4.	473	+	319	=	792
5.	406	+	111	=	517
6.	250	+	150	=	400
7.	500	+	314	=	814
8.	361	+	270	=	631
9.	291	+	223	=	514
10.	459	+	228	=	687

Oefening 2
1.	250	+	250	=	500
2.	250	+	158	=	408
3.	266	+	146	=	412
4.	285	+	267	=	552
5.	111	+	100	=	211
6.	379	+	197	=	576
7.	415	+	319	=	734
8.	428	+	231	=	659
9.	474	+	299	=	773
10.	459	+	276	=	735

Oefening 3
1.	203	+	113	=	316
2.	262	+	135	=	397
3.	458	+	109	=	567
4.	357	+	113	=	470
5.	475	+	308	=	783
6.	497	+	356	=	853
7.	386	+	344	=	730
8.	208	+	131	=	339
9.	260	+	229	=	489
10.	329	+	223	=	552

Oefening 4
1.	301	+	114	=	415
2.	293	+	175	=	468
3.	499	+	352	=	851
4.	403	+	390	=	793
5.	477	+	343	=	820
6.	244	+	114	=	358
7.	488	+	207	=	695
8.	410	+	134	=	544
9.	475	+	164	=	639
10.	197	+	173	=	370