Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	395	+		=	589
2.	196	+		=	333
3.	212	+		=	378
4.	170	+		=	338
5.	497	+		=	913
6.	319	+		=	575
7.	355	+		=	554
8.	389	+		=	676
9.	313	+		=	569
10.	404	+		=	621

Oefening 2
1.	429	+		=	610
2.	238	+		=	458
3.	262	+		=	516
4.	399	+		=	554
5.	155	+		=	307
6.	497	+		=	621
7.	404	+		=	689
8.	335	+		=	522
9.	480	+		=	873
10.	401	+		=	734

Oefening 3
1.	405	+		=	661
2.	359	+		=	508
3.	479	+		=	749
4.	470	+		=	870
5.	472	+		=	884
6.	154	+		=	304
7.	387	+		=	682
8.	362	+		=	626
9.	278	+		=	452
10.	340	+		=	635

Oefening 4
1.	474	+		=	607
2.	425	+		=	540
3.	328	+		=	452
4.	242	+		=	465
5.	440	+		=	693
6.	462	+		=	839
7.	401	+		=	635
8.	389	+		=	710
9.	342	+		=	523
10.	272	+		=	396

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	395	+	194	=	589
2.	196	+	137	=	333
3.	212	+	166	=	378
4.	170	+	168	=	338
5.	497	+	416	=	913
6.	319	+	256	=	575
7.	355	+	199	=	554
8.	389	+	287	=	676
9.	313	+	256	=	569
10.	404	+	217	=	621

Oefening 2
1.	429	+	181	=	610
2.	238	+	220	=	458
3.	262	+	254	=	516
4.	399	+	155	=	554
5.	155	+	152	=	307
6.	497	+	124	=	621
7.	404	+	285	=	689
8.	335	+	187	=	522
9.	480	+	393	=	873
10.	401	+	333	=	734

Oefening 3
1.	405	+	256	=	661
2.	359	+	149	=	508
3.	479	+	270	=	749
4.	470	+	400	=	870
5.	472	+	412	=	884
6.	154	+	150	=	304
7.	387	+	295	=	682
8.	362	+	264	=	626
9.	278	+	174	=	452
10.	340	+	295	=	635

Oefening 4
1.	474	+	133	=	607
2.	425	+	115	=	540
3.	328	+	124	=	452
4.	242	+	223	=	465
5.	440	+	253	=	693
6.	462	+	377	=	839
7.	401	+	234	=	635
8.	389	+	321	=	710
9.	342	+	181	=	523
10.	272	+	124	=	396