Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	268	+		=	509
2.	454	+		=	679
3.	225	+		=	437
4.	194	+		=	299
5.	483	+		=	933
6.	262	+		=	377
7.	365	+		=	557
8.	392	+		=	573
9.	168	+		=	320
10.	413	+		=	795

Oefening 2
1.	246	+		=	362
2.	397	+		=	603
3.	496	+		=	694
4.	455	+		=	839
5.	445	+		=	690
6.	373	+		=	596
7.	424	+		=	588
8.	169	+		=	297
9.	404	+		=	713
10.	491	+		=	738

Oefening 3
1.	180	+		=	313
2.	360	+		=	573
3.	471	+		=	587
4.	278	+		=	554
5.	262	+		=	453
6.	440	+		=	762
7.	477	+		=	737
8.	449	+		=	866
9.	469	+		=	664
10.	421	+		=	643

Oefening 4
1.	469	+		=	885
2.	408	+		=	681
3.	223	+		=	346
4.	404	+		=	664
5.	307	+		=	604
6.	460	+		=	889
7.	275	+		=	383
8.	465	+		=	851
9.	338	+		=	501
10.	244	+		=	422

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	268	+	241	=	509
2.	454	+	225	=	679
3.	225	+	212	=	437
4.	194	+	105	=	299
5.	483	+	450	=	933
6.	262	+	115	=	377
7.	365	+	192	=	557
8.	392	+	181	=	573
9.	168	+	152	=	320
10.	413	+	382	=	795

Oefening 2
1.	246	+	116	=	362
2.	397	+	206	=	603
3.	496	+	198	=	694
4.	455	+	384	=	839
5.	445	+	245	=	690
6.	373	+	223	=	596
7.	424	+	164	=	588
8.	169	+	128	=	297
9.	404	+	309	=	713
10.	491	+	247	=	738

Oefening 3
1.	180	+	133	=	313
2.	360	+	213	=	573
3.	471	+	116	=	587
4.	278	+	276	=	554
5.	262	+	191	=	453
6.	440	+	322	=	762
7.	477	+	260	=	737
8.	449	+	417	=	866
9.	469	+	195	=	664
10.	421	+	222	=	643

Oefening 4
1.	469	+	416	=	885
2.	408	+	273	=	681
3.	223	+	123	=	346
4.	404	+	260	=	664
5.	307	+	297	=	604
6.	460	+	429	=	889
7.	275	+	108	=	383
8.	465	+	386	=	851
9.	338	+	163	=	501
10.	244	+	178	=	422