Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	413	+		=	783
2.	459	+		=	600
3.	415	+		=	595
4.	303	+		=	601
5.	405	+		=	693
6.	115	+		=	218
7.	423	+		=	606
8.	482	+		=	672
9.	490	+		=	861
10.	397	+		=	681

Oefening 2
1.	350	+		=	685
2.	354	+		=	667
3.	445	+		=	654
4.	465	+		=	745
5.	277	+		=	470
6.	385	+		=	485
7.	156	+		=	267
8.	475	+		=	909
9.	179	+		=	298
10.	204	+		=	334

Oefening 3
1.	275	+		=	537
2.	480	+		=	804
3.	372	+		=	652
4.	390	+		=	762
5.	482	+		=	782
6.	427	+		=	653
7.	489	+		=	852
8.	467	+		=	577
9.	427	+		=	529
10.	470	+		=	773

Oefening 4
1.	491	+		=	776
2.	497	+		=	808
3.	231	+		=	402
4.	419	+		=	826
5.	315	+		=	528
6.	265	+		=	383
7.	398	+		=	734
8.	342	+		=	444
9.	418	+		=	558
10.	133	+		=	256

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	413	+	370	=	783
2.	459	+	141	=	600
3.	415	+	180	=	595
4.	303	+	298	=	601
5.	405	+	288	=	693
6.	115	+	103	=	218
7.	423	+	183	=	606
8.	482	+	190	=	672
9.	490	+	371	=	861
10.	397	+	284	=	681

Oefening 2
1.	350	+	335	=	685
2.	354	+	313	=	667
3.	445	+	209	=	654
4.	465	+	280	=	745
5.	277	+	193	=	470
6.	385	+	100	=	485
7.	156	+	111	=	267
8.	475	+	434	=	909
9.	179	+	119	=	298
10.	204	+	130	=	334

Oefening 3
1.	275	+	262	=	537
2.	480	+	324	=	804
3.	372	+	280	=	652
4.	390	+	372	=	762
5.	482	+	300	=	782
6.	427	+	226	=	653
7.	489	+	363	=	852
8.	467	+	110	=	577
9.	427	+	102	=	529
10.	470	+	303	=	773

Oefening 4
1.	491	+	285	=	776
2.	497	+	311	=	808
3.	231	+	171	=	402
4.	419	+	407	=	826
5.	315	+	213	=	528
6.	265	+	118	=	383
7.	398	+	336	=	734
8.	342	+	102	=	444
9.	418	+	140	=	558
10.	133	+	123	=	256