Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	209	+		=	314
2.	370	+		=	532
3.	270	+		=	439
4.	263	+		=	472
5.	473	+		=	624
6.	228	+		=	426
7.	484	+		=	934
8.	494	+		=	605
9.	253	+		=	484
10.	230	+		=	367

Oefening 2
1.	476	+		=	707
2.	391	+		=	583
3.	300	+		=	434
4.	477	+		=	889
5.	448	+		=	862
6.	297	+		=	563
7.	266	+		=	416
8.	341	+		=	456
9.	454	+		=	558
10.	364	+		=	683

Oefening 3
1.	207	+		=	319
2.	308	+		=	527
3.	398	+		=	585
4.	181	+		=	336
5.	437	+		=	679
6.	477	+		=	951
7.	328	+		=	564
8.	358	+		=	490
9.	425	+		=	763
10.	276	+		=	440

Oefening 4
1.	324	+		=	483
2.	464	+		=	814
3.	248	+		=	372
4.	464	+		=	597
5.	329	+		=	647
6.	287	+		=	490
7.	171	+		=	334
8.	422	+		=	551
9.	321	+		=	501
10.	404	+		=	683

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	209	+	105	=	314
2.	370	+	162	=	532
3.	270	+	169	=	439
4.	263	+	209	=	472
5.	473	+	151	=	624
6.	228	+	198	=	426
7.	484	+	450	=	934
8.	494	+	111	=	605
9.	253	+	231	=	484
10.	230	+	137	=	367

Oefening 2
1.	476	+	231	=	707
2.	391	+	192	=	583
3.	300	+	134	=	434
4.	477	+	412	=	889
5.	448	+	414	=	862
6.	297	+	266	=	563
7.	266	+	150	=	416
8.	341	+	115	=	456
9.	454	+	104	=	558
10.	364	+	319	=	683

Oefening 3
1.	207	+	112	=	319
2.	308	+	219	=	527
3.	398	+	187	=	585
4.	181	+	155	=	336
5.	437	+	242	=	679
6.	477	+	474	=	951
7.	328	+	236	=	564
8.	358	+	132	=	490
9.	425	+	338	=	763
10.	276	+	164	=	440

Oefening 4
1.	324	+	159	=	483
2.	464	+	350	=	814
3.	248	+	124	=	372
4.	464	+	133	=	597
5.	329	+	318	=	647
6.	287	+	203	=	490
7.	171	+	163	=	334
8.	422	+	129	=	551
9.	321	+	180	=	501
10.	404	+	279	=	683