Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	483	+		=	942
2.	438	+		=	799
3.	296	+		=	555
4.	237	+		=	374
5.	230	+		=	394
6.	482	+		=	867
7.	386	+		=	732
8.	488	+		=	644
9.	227	+		=	367
10.	422	+		=	758

Oefening 2
1.	270	+		=	431
2.	372	+		=	472
3.	496	+		=	691
4.	253	+		=	478
5.	431	+		=	543
6.	194	+		=	333
7.	457	+		=	728
8.	464	+		=	890
9.	423	+		=	636
10.	246	+		=	430

Oefening 3
1.	368	+		=	631
2.	271	+		=	447
3.	428	+		=	839
4.	483	+		=	877
5.	468	+		=	719
6.	194	+		=	303
7.	459	+		=	858
8.	471	+		=	732
9.	465	+		=	675
10.	486	+		=	861

Oefening 4
1.	321	+		=	603
2.	360	+		=	702
3.	220	+		=	424
4.	476	+		=	663
5.	327	+		=	637
6.	443	+		=	832
7.	291	+		=	438
8.	263	+		=	368
9.	322	+		=	587
10.	382	+		=	727

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	483	+	459	=	942
2.	438	+	361	=	799
3.	296	+	259	=	555
4.	237	+	137	=	374
5.	230	+	164	=	394
6.	482	+	385	=	867
7.	386	+	346	=	732
8.	488	+	156	=	644
9.	227	+	140	=	367
10.	422	+	336	=	758

Oefening 2
1.	270	+	161	=	431
2.	372	+	100	=	472
3.	496	+	195	=	691
4.	253	+	225	=	478
5.	431	+	112	=	543
6.	194	+	139	=	333
7.	457	+	271	=	728
8.	464	+	426	=	890
9.	423	+	213	=	636
10.	246	+	184	=	430

Oefening 3
1.	368	+	263	=	631
2.	271	+	176	=	447
3.	428	+	411	=	839
4.	483	+	394	=	877
5.	468	+	251	=	719
6.	194	+	109	=	303
7.	459	+	399	=	858
8.	471	+	261	=	732
9.	465	+	210	=	675
10.	486	+	375	=	861

Oefening 4
1.	321	+	282	=	603
2.	360	+	342	=	702
3.	220	+	204	=	424
4.	476	+	187	=	663
5.	327	+	310	=	637
6.	443	+	389	=	832
7.	291	+	147	=	438
8.	263	+	105	=	368
9.	322	+	265	=	587
10.	382	+	345	=	727