Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	496	+		=	651
2.	395	+		=	529
3.	255	+		=	355
4.	320	+		=	595
5.	377	+		=	548
6.	446	+		=	884
7.	344	+		=	501
8.	131	+		=	255
9.	410	+		=	618
10.	371	+		=	482

Oefening 2
1.	486	+		=	716
2.	312	+		=	504
3.	483	+		=	860
4.	144	+		=	275
5.	337	+		=	599
6.	404	+		=	637
7.	323	+		=	430
8.	423	+		=	734
9.	294	+		=	462
10.	288	+		=	543

Oefening 3
1.	492	+		=	699
2.	497	+		=	668
3.	350	+		=	603
4.	495	+		=	680
5.	450	+		=	670
6.	380	+		=	717
7.	210	+		=	377
8.	406	+		=	653
9.	411	+		=	795
10.	477	+		=	934

Oefening 4
1.	478	+		=	852
2.	349	+		=	483
3.	301	+		=	560
4.	276	+		=	534
5.	441	+		=	589
6.	401	+		=	733
7.	429	+		=	731
8.	300	+		=	506
9.	272	+		=	543
10.	433	+		=	605

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	496	+	155	=	651
2.	395	+	134	=	529
3.	255	+	100	=	355
4.	320	+	275	=	595
5.	377	+	171	=	548
6.	446	+	438	=	884
7.	344	+	157	=	501
8.	131	+	124	=	255
9.	410	+	208	=	618
10.	371	+	111	=	482

Oefening 2
1.	486	+	230	=	716
2.	312	+	192	=	504
3.	483	+	377	=	860
4.	144	+	131	=	275
5.	337	+	262	=	599
6.	404	+	233	=	637
7.	323	+	107	=	430
8.	423	+	311	=	734
9.	294	+	168	=	462
10.	288	+	255	=	543

Oefening 3
1.	492	+	207	=	699
2.	497	+	171	=	668
3.	350	+	253	=	603
4.	495	+	185	=	680
5.	450	+	220	=	670
6.	380	+	337	=	717
7.	210	+	167	=	377
8.	406	+	247	=	653
9.	411	+	384	=	795
10.	477	+	457	=	934

Oefening 4
1.	478	+	374	=	852
2.	349	+	134	=	483
3.	301	+	259	=	560
4.	276	+	258	=	534
5.	441	+	148	=	589
6.	401	+	332	=	733
7.	429	+	302	=	731
8.	300	+	206	=	506
9.	272	+	271	=	543
10.	433	+	172	=	605