Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	413	+		=	666
2.	203	+		=	398
3.	252	+		=	365
4.	322	+		=	627
5.	395	+		=	622
6.	428	+		=	712
7.	354	+		=	456
8.	326	+		=	611
9.	235	+		=	351
10.	321	+		=	472

Oefening 2
1.	496	+		=	980
2.	229	+		=	384
3.	370	+		=	687
4.	468	+		=	838
5.	461	+		=	760
6.	358	+		=	645
7.	499	+		=	621
8.	311	+		=	480
9.	254	+		=	447
10.	367	+		=	610

Oefening 3
1.	333	+		=	590
2.	400	+		=	789
3.	493	+		=	691
4.	467	+		=	691
5.	279	+		=	436
6.	419	+		=	545
7.	497	+		=	749
8.	359	+		=	664
9.	317	+		=	468
10.	496	+		=	648

Oefening 4
1.	443	+		=	869
2.	484	+		=	794
3.	194	+		=	325
4.	484	+		=	865
5.	441	+		=	580
6.	359	+		=	598
7.	231	+		=	376
8.	424	+		=	536
9.	371	+		=	589
10.	217	+		=	321

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	413	+	253	=	666
2.	203	+	195	=	398
3.	252	+	113	=	365
4.	322	+	305	=	627
5.	395	+	227	=	622
6.	428	+	284	=	712
7.	354	+	102	=	456
8.	326	+	285	=	611
9.	235	+	116	=	351
10.	321	+	151	=	472

Oefening 2
1.	496	+	484	=	980
2.	229	+	155	=	384
3.	370	+	317	=	687
4.	468	+	370	=	838
5.	461	+	299	=	760
6.	358	+	287	=	645
7.	499	+	122	=	621
8.	311	+	169	=	480
9.	254	+	193	=	447
10.	367	+	243	=	610

Oefening 3
1.	333	+	257	=	590
2.	400	+	389	=	789
3.	493	+	198	=	691
4.	467	+	224	=	691
5.	279	+	157	=	436
6.	419	+	126	=	545
7.	497	+	252	=	749
8.	359	+	305	=	664
9.	317	+	151	=	468
10.	496	+	152	=	648

Oefening 4
1.	443	+	426	=	869
2.	484	+	310	=	794
3.	194	+	131	=	325
4.	484	+	381	=	865
5.	441	+	139	=	580
6.	359	+	239	=	598
7.	231	+	145	=	376
8.	424	+	112	=	536
9.	371	+	218	=	589
10.	217	+	104	=	321