Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	475	+		=	768
2.	341	+		=	658
3.	304	+		=	564
4.	248	+		=	366
5.	407	+		=	512
6.	456	+		=	673
7.	236	+		=	373
8.	435	+		=	539
9.	447	+		=	776
10.	195	+		=	310

Oefening 2
1.	292	+		=	457
2.	409	+		=	730
3.	286	+		=	503
4.	438	+		=	593
5.	429	+		=	836
6.	218	+		=	365
7.	491	+		=	666
8.	490	+		=	610
9.	499	+		=	627
10.	441	+		=	831

Oefening 3
1.	277	+		=	388
2.	235	+		=	429
3.	429	+		=	675
4.	440	+		=	578
5.	265	+		=	527
6.	294	+		=	435
7.	175	+		=	301
8.	287	+		=	451
9.	176	+		=	343
10.	367	+		=	490

Oefening 4
1.	384	+		=	641
2.	477	+		=	667
3.	472	+		=	835
4.	199	+		=	342
5.	288	+		=	503
6.	343	+		=	644
7.	468	+		=	596
8.	486	+		=	621
9.	325	+		=	587
10.	255	+		=	429

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	475	+	293	=	768
2.	341	+	317	=	658
3.	304	+	260	=	564
4.	248	+	118	=	366
5.	407	+	105	=	512
6.	456	+	217	=	673
7.	236	+	137	=	373
8.	435	+	104	=	539
9.	447	+	329	=	776
10.	195	+	115	=	310

Oefening 2
1.	292	+	165	=	457
2.	409	+	321	=	730
3.	286	+	217	=	503
4.	438	+	155	=	593
5.	429	+	407	=	836
6.	218	+	147	=	365
7.	491	+	175	=	666
8.	490	+	120	=	610
9.	499	+	128	=	627
10.	441	+	390	=	831

Oefening 3
1.	277	+	111	=	388
2.	235	+	194	=	429
3.	429	+	246	=	675
4.	440	+	138	=	578
5.	265	+	262	=	527
6.	294	+	141	=	435
7.	175	+	126	=	301
8.	287	+	164	=	451
9.	176	+	167	=	343
10.	367	+	123	=	490

Oefening 4
1.	384	+	257	=	641
2.	477	+	190	=	667
3.	472	+	363	=	835
4.	199	+	143	=	342
5.	288	+	215	=	503
6.	343	+	301	=	644
7.	468	+	128	=	596
8.	486	+	135	=	621
9.	325	+	262	=	587
10.	255	+	174	=	429