Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	459	+		=	716
2.	233	+		=	427
3.	166	+		=	274
4.	496	+		=	876
5.	443	+		=	869
6.	319	+		=	636
7.	500	+		=	907
8.	241	+		=	444
9.	304	+		=	527
10.	342	+		=	519

Oefening 2
1.	359	+		=	700
2.	361	+		=	612
3.	269	+		=	456
4.	285	+		=	534
5.	203	+		=	335
6.	445	+		=	614
7.	159	+		=	310
8.	456	+		=	621
9.	346	+		=	478
10.	468	+		=	632

Oefening 3
1.	460	+		=	787
2.	407	+		=	602
3.	282	+		=	411
4.	249	+		=	476
5.	240	+		=	398
6.	466	+		=	770
7.	178	+		=	332
8.	245	+		=	453
9.	479	+		=	645
10.	473	+		=	923

Oefening 4
1.	455	+		=	678
2.	253	+		=	505
3.	460	+		=	810
4.	372	+		=	523
5.	426	+		=	690
6.	316	+		=	603
7.	375	+		=	693
8.	412	+		=	622
9.	455	+		=	744
10.	462	+		=	763

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	459	+	257	=	716
2.	233	+	194	=	427
3.	166	+	108	=	274
4.	496	+	380	=	876
5.	443	+	426	=	869
6.	319	+	317	=	636
7.	500	+	407	=	907
8.	241	+	203	=	444
9.	304	+	223	=	527
10.	342	+	177	=	519

Oefening 2
1.	359	+	341	=	700
2.	361	+	251	=	612
3.	269	+	187	=	456
4.	285	+	249	=	534
5.	203	+	132	=	335
6.	445	+	169	=	614
7.	159	+	151	=	310
8.	456	+	165	=	621
9.	346	+	132	=	478
10.	468	+	164	=	632

Oefening 3
1.	460	+	327	=	787
2.	407	+	195	=	602
3.	282	+	129	=	411
4.	249	+	227	=	476
5.	240	+	158	=	398
6.	466	+	304	=	770
7.	178	+	154	=	332
8.	245	+	208	=	453
9.	479	+	166	=	645
10.	473	+	450	=	923

Oefening 4
1.	455	+	223	=	678
2.	253	+	252	=	505
3.	460	+	350	=	810
4.	372	+	151	=	523
5.	426	+	264	=	690
6.	316	+	287	=	603
7.	375	+	318	=	693
8.	412	+	210	=	622
9.	455	+	289	=	744
10.	462	+	301	=	763