Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	362	+		=	552
2.	479	+		=	782
3.	479	+		=	623
4.	498	+		=	973
5.	487	+		=	871
6.	435	+		=	724
7.	384	+		=	727
8.	428	+		=	549
9.	434	+		=	605
10.	457	+		=	879

Oefening 2
1.	351	+		=	526
2.	447	+		=	583
3.	402	+		=	568
4.	256	+		=	509
5.	224	+		=	407
6.	335	+		=	533
7.	332	+		=	594
8.	314	+		=	445
9.	287	+		=	421
10.	371	+		=	672

Oefening 3
1.	363	+		=	656
2.	331	+		=	593
3.	354	+		=	487
4.	341	+		=	535
5.	269	+		=	417
6.	484	+		=	667
7.	398	+		=	713
8.	436	+		=	703
9.	408	+		=	515
10.	491	+		=	790

Oefening 4
1.	386	+		=	505
2.	476	+		=	783
3.	479	+		=	757
4.	157	+		=	306
5.	401	+		=	573
6.	311	+		=	430
7.	301	+		=	439
8.	419	+		=	712
9.	364	+		=	703
10.	243	+		=	451

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	362	+	190	=	552
2.	479	+	303	=	782
3.	479	+	144	=	623
4.	498	+	475	=	973
5.	487	+	384	=	871
6.	435	+	289	=	724
7.	384	+	343	=	727
8.	428	+	121	=	549
9.	434	+	171	=	605
10.	457	+	422	=	879

Oefening 2
1.	351	+	175	=	526
2.	447	+	136	=	583
3.	402	+	166	=	568
4.	256	+	253	=	509
5.	224	+	183	=	407
6.	335	+	198	=	533
7.	332	+	262	=	594
8.	314	+	131	=	445
9.	287	+	134	=	421
10.	371	+	301	=	672

Oefening 3
1.	363	+	293	=	656
2.	331	+	262	=	593
3.	354	+	133	=	487
4.	341	+	194	=	535
5.	269	+	148	=	417
6.	484	+	183	=	667
7.	398	+	315	=	713
8.	436	+	267	=	703
9.	408	+	107	=	515
10.	491	+	299	=	790

Oefening 4
1.	386	+	119	=	505
2.	476	+	307	=	783
3.	479	+	278	=	757
4.	157	+	149	=	306
5.	401	+	172	=	573
6.	311	+	119	=	430
7.	301	+	138	=	439
8.	419	+	293	=	712
9.	364	+	339	=	703
10.	243	+	208	=	451