Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	339	+		=	594
2.	469	+		=	596
3.	369	+		=	557
4.	413	+		=	658
5.	413	+		=	746
6.	299	+		=	413
7.	258	+		=	383
8.	231	+		=	451
9.	387	+		=	498
10.	433	+		=	802

Oefening 2
1.	366	+		=	592
2.	329	+		=	509
3.	316	+		=	482
4.	251	+		=	423
5.	228	+		=	339
6.	485	+		=	632
7.	162	+		=	280
8.	409	+		=	664
9.	362	+		=	494
10.	300	+		=	457

Oefening 3
1.	284	+		=	456
2.	499	+		=	681
3.	481	+		=	885
4.	276	+		=	509
5.	429	+		=	786
6.	250	+		=	374
7.	385	+		=	641
8.	425	+		=	783
9.	328	+		=	503
10.	441	+		=	756

Oefening 4
1.	268	+		=	406
2.	299	+		=	456
3.	438	+		=	703
4.	479	+		=	762
5.	389	+		=	609
6.	237	+		=	459
7.	393	+		=	554
8.	299	+		=	561
9.	473	+		=	610
10.	369	+		=	683

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	339	+	255	=	594
2.	469	+	127	=	596
3.	369	+	188	=	557
4.	413	+	245	=	658
5.	413	+	333	=	746
6.	299	+	114	=	413
7.	258	+	125	=	383
8.	231	+	220	=	451
9.	387	+	111	=	498
10.	433	+	369	=	802

Oefening 2
1.	366	+	226	=	592
2.	329	+	180	=	509
3.	316	+	166	=	482
4.	251	+	172	=	423
5.	228	+	111	=	339
6.	485	+	147	=	632
7.	162	+	118	=	280
8.	409	+	255	=	664
9.	362	+	132	=	494
10.	300	+	157	=	457

Oefening 3
1.	284	+	172	=	456
2.	499	+	182	=	681
3.	481	+	404	=	885
4.	276	+	233	=	509
5.	429	+	357	=	786
6.	250	+	124	=	374
7.	385	+	256	=	641
8.	425	+	358	=	783
9.	328	+	175	=	503
10.	441	+	315	=	756

Oefening 4
1.	268	+	138	=	406
2.	299	+	157	=	456
3.	438	+	265	=	703
4.	479	+	283	=	762
5.	389	+	220	=	609
6.	237	+	222	=	459
7.	393	+	161	=	554
8.	299	+	262	=	561
9.	473	+	137	=	610
10.	369	+	314	=	683