Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	393	+		=	675
2.	233	+		=	337
3.	437	+		=	569
4.	387	+		=	707
5.	456	+		=	680
6.	190	+		=	364
7.	484	+		=	711
8.	482	+		=	673
9.	339	+		=	651
10.	408	+		=	534

Oefening 2
1.	355	+		=	611
2.	430	+		=	574
3.	489	+		=	773
4.	409	+		=	676
5.	419	+		=	688
6.	273	+		=	393
7.	295	+		=	416
8.	392	+		=	700
9.	468	+		=	878
10.	457	+		=	714

Oefening 3
1.	475	+		=	723
2.	303	+		=	525
3.	328	+		=	429
4.	495	+		=	676
5.	338	+		=	630
6.	425	+		=	533
7.	477	+		=	601
8.	349	+		=	526
9.	336	+		=	500
10.	412	+		=	658

Oefening 4
1.	461	+		=	792
2.	333	+		=	664
3.	412	+		=	709
4.	497	+		=	685
5.	443	+		=	874
6.	306	+		=	607
7.	325	+		=	617
8.	490	+		=	880
9.	454	+		=	669
10.	410	+		=	745

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	393	+	282	=	675
2.	233	+	104	=	337
3.	437	+	132	=	569
4.	387	+	320	=	707
5.	456	+	224	=	680
6.	190	+	174	=	364
7.	484	+	227	=	711
8.	482	+	191	=	673
9.	339	+	312	=	651
10.	408	+	126	=	534

Oefening 2
1.	355	+	256	=	611
2.	430	+	144	=	574
3.	489	+	284	=	773
4.	409	+	267	=	676
5.	419	+	269	=	688
6.	273	+	120	=	393
7.	295	+	121	=	416
8.	392	+	308	=	700
9.	468	+	410	=	878
10.	457	+	257	=	714

Oefening 3
1.	475	+	248	=	723
2.	303	+	222	=	525
3.	328	+	101	=	429
4.	495	+	181	=	676
5.	338	+	292	=	630
6.	425	+	108	=	533
7.	477	+	124	=	601
8.	349	+	177	=	526
9.	336	+	164	=	500
10.	412	+	246	=	658

Oefening 4
1.	461	+	331	=	792
2.	333	+	331	=	664
3.	412	+	297	=	709
4.	497	+	188	=	685
5.	443	+	431	=	874
6.	306	+	301	=	607
7.	325	+	292	=	617
8.	490	+	390	=	880
9.	454	+	215	=	669
10.	410	+	335	=	745