Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	950	+		=	1.300
2.	944	+		=	1.644
3.	697	+		=	1.043
4.	427	+		=	840
5.	407	+		=	624
6.	734	+		=	1.169
7.	249	+		=	467
8.	978	+		=	1.634
9.	751	+		=	1.362
10.	960	+		=	1.319

Oefening 2
1.	562	+		=	874
2.	867	+		=	1.083
3.	435	+		=	719
4.	656	+		=	1.101
5.	595	+		=	921
6.	956	+		=	1.651
7.	380	+		=	667
8.	876	+		=	1.418
9.	909	+		=	1.607
10.	882	+		=	1.513

Oefening 3
1.	957	+		=	1.402
2.	727	+		=	1.411
3.	357	+		=	647
4.	361	+		=	629
5.	945	+		=	1.633
6.	829	+		=	1.604
7.	970	+		=	1.593
8.	810	+		=	1.246
9.	936	+		=	1.781
10.	365	+		=	616

Oefening 4
1.	977	+		=	1.327
2.	995	+		=	1.582
3.	909	+		=	1.358
4.	951	+		=	1.835
5.	944	+		=	1.397
6.	536	+		=	1.066
7.	906	+		=	1.331
8.	778	+		=	1.307
9.	956	+		=	1.187
10.	892	+		=	1.461

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	950	+	350	=	1.300
2.	944	+	700	=	1.644
3.	697	+	346	=	1.043
4.	427	+	413	=	840
5.	407	+	217	=	624
6.	734	+	435	=	1.169
7.	249	+	218	=	467
8.	978	+	656	=	1.634
9.	751	+	611	=	1.362
10.	960	+	359	=	1.319

Oefening 2
1.	562	+	312	=	874
2.	867	+	216	=	1.083
3.	435	+	284	=	719
4.	656	+	445	=	1.101
5.	595	+	326	=	921
6.	956	+	695	=	1.651
7.	380	+	287	=	667
8.	876	+	542	=	1.418
9.	909	+	698	=	1.607
10.	882	+	631	=	1.513

Oefening 3
1.	957	+	445	=	1.402
2.	727	+	684	=	1.411
3.	357	+	290	=	647
4.	361	+	268	=	629
5.	945	+	688	=	1.633
6.	829	+	775	=	1.604
7.	970	+	623	=	1.593
8.	810	+	436	=	1.246
9.	936	+	845	=	1.781
10.	365	+	251	=	616

Oefening 4
1.	977	+	350	=	1.327
2.	995	+	587	=	1.582
3.	909	+	449	=	1.358
4.	951	+	884	=	1.835
5.	944	+	453	=	1.397
6.	536	+	530	=	1.066
7.	906	+	425	=	1.331
8.	778	+	529	=	1.307
9.	956	+	231	=	1.187
10.	892	+	569	=	1.461