Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	295	+		=	474
2.	476	+		=	615
3.	322	+		=	433
4.	249	+		=	358
5.	412	+		=	789
6.	384	+		=	595
7.	293	+		=	444
8.	416	+		=	564
9.	481	+		=	777
10.	411	+		=	519

Oefening 2
1.	428	+		=	612
2.	321	+		=	504
3.	356	+		=	649
4.	384	+		=	541
5.	419	+		=	829
6.	317	+		=	531
7.	464	+		=	768
8.	305	+		=	549
9.	339	+		=	651
10.	439	+		=	570

Oefening 3
1.	274	+		=	478
2.	354	+		=	663
3.	479	+		=	794
4.	167	+		=	275
5.	364	+		=	624
6.	317	+		=	473
7.	342	+		=	659
8.	173	+		=	282
9.	316	+		=	422
10.	396	+		=	735

Oefening 4
1.	481	+		=	892
2.	407	+		=	752
3.	444	+		=	633
4.	423	+		=	545
5.	380	+		=	744
6.	349	+		=	453
7.	432	+		=	824
8.	382	+		=	613
9.	457	+		=	562
10.	271	+		=	411

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	295	+	179	=	474
2.	476	+	139	=	615
3.	322	+	111	=	433
4.	249	+	109	=	358
5.	412	+	377	=	789
6.	384	+	211	=	595
7.	293	+	151	=	444
8.	416	+	148	=	564
9.	481	+	296	=	777
10.	411	+	108	=	519

Oefening 2
1.	428	+	184	=	612
2.	321	+	183	=	504
3.	356	+	293	=	649
4.	384	+	157	=	541
5.	419	+	410	=	829
6.	317	+	214	=	531
7.	464	+	304	=	768
8.	305	+	244	=	549
9.	339	+	312	=	651
10.	439	+	131	=	570

Oefening 3
1.	274	+	204	=	478
2.	354	+	309	=	663
3.	479	+	315	=	794
4.	167	+	108	=	275
5.	364	+	260	=	624
6.	317	+	156	=	473
7.	342	+	317	=	659
8.	173	+	109	=	282
9.	316	+	106	=	422
10.	396	+	339	=	735

Oefening 4
1.	481	+	411	=	892
2.	407	+	345	=	752
3.	444	+	189	=	633
4.	423	+	122	=	545
5.	380	+	364	=	744
6.	349	+	104	=	453
7.	432	+	392	=	824
8.	382	+	231	=	613
9.	457	+	105	=	562
10.	271	+	140	=	411