Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	265	+		=	481
2.	484	+		=	654
3.	443	+		=	828
4.	194	+		=	326
5.	360	+		=	548
6.	450	+		=	735
7.	426	+		=	684
8.	493	+		=	778
9.	482	+		=	736
10.	228	+		=	394

Oefening 2
1.	398	+		=	682
2.	344	+		=	656
3.	291	+		=	570
4.	367	+		=	648
5.	489	+		=	816
6.	409	+		=	807
7.	346	+		=	680
8.	214	+		=	393
9.	321	+		=	606
10.	324	+		=	519

Oefening 3
1.	266	+		=	434
2.	409	+		=	798
3.	245	+		=	434
4.	484	+		=	609
5.	386	+		=	503
6.	464	+		=	757
7.	492	+		=	762
8.	222	+		=	433
9.	239	+		=	380
10.	453	+		=	802

Oefening 4
1.	328	+		=	457
2.	497	+		=	661
3.	413	+		=	805
4.	317	+		=	430
5.	147	+		=	271
6.	396	+		=	523
7.	409	+		=	605
8.	447	+		=	822
9.	386	+		=	520
10.	190	+		=	364

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	265	+	216	=	481
2.	484	+	170	=	654
3.	443	+	385	=	828
4.	194	+	132	=	326
5.	360	+	188	=	548
6.	450	+	285	=	735
7.	426	+	258	=	684
8.	493	+	285	=	778
9.	482	+	254	=	736
10.	228	+	166	=	394

Oefening 2
1.	398	+	284	=	682
2.	344	+	312	=	656
3.	291	+	279	=	570
4.	367	+	281	=	648
5.	489	+	327	=	816
6.	409	+	398	=	807
7.	346	+	334	=	680
8.	214	+	179	=	393
9.	321	+	285	=	606
10.	324	+	195	=	519

Oefening 3
1.	266	+	168	=	434
2.	409	+	389	=	798
3.	245	+	189	=	434
4.	484	+	125	=	609
5.	386	+	117	=	503
6.	464	+	293	=	757
7.	492	+	270	=	762
8.	222	+	211	=	433
9.	239	+	141	=	380
10.	453	+	349	=	802

Oefening 4
1.	328	+	129	=	457
2.	497	+	164	=	661
3.	413	+	392	=	805
4.	317	+	113	=	430
5.	147	+	124	=	271
6.	396	+	127	=	523
7.	409	+	196	=	605
8.	447	+	375	=	822
9.	386	+	134	=	520
10.	190	+	174	=	364