Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	683	+		=	1.060
2.	506	+		=	853
3.	460	+		=	892
4.	709	+		=	1.086
5.	844	+		=	1.521
6.	919	+		=	1.277
7.	430	+		=	634
8.	861	+		=	1.153
9.	739	+		=	1.370
10.	861	+		=	1.359

Oefening 2
1.	645	+		=	1.270
2.	527	+		=	765
3.	727	+		=	1.105
4.	530	+		=	901
5.	598	+		=	929
6.	762	+		=	1.509
7.	839	+		=	1.167
8.	887	+		=	1.547
9.	826	+		=	1.341
10.	959	+		=	1.178

Oefening 3
1.	992	+		=	1.740
2.	806	+		=	1.345
3.	879	+		=	1.446
4.	555	+		=	992
5.	825	+		=	1.454
6.	714	+		=	944
7.	874	+		=	1.434
8.	667	+		=	923
9.	928	+		=	1.624
10.	670	+		=	1.014

Oefening 4
1.	464	+		=	912
2.	473	+		=	731
3.	541	+		=	1.030
4.	921	+		=	1.393
5.	621	+		=	861
6.	997	+		=	1.222
7.	591	+		=	901
8.	710	+		=	1.192
9.	355	+		=	640
10.	914	+		=	1.258

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	683	+	377	=	1.060
2.	506	+	347	=	853
3.	460	+	432	=	892
4.	709	+	377	=	1.086
5.	844	+	677	=	1.521
6.	919	+	358	=	1.277
7.	430	+	204	=	634
8.	861	+	292	=	1.153
9.	739	+	631	=	1.370
10.	861	+	498	=	1.359

Oefening 2
1.	645	+	625	=	1.270
2.	527	+	238	=	765
3.	727	+	378	=	1.105
4.	530	+	371	=	901
5.	598	+	331	=	929
6.	762	+	747	=	1.509
7.	839	+	328	=	1.167
8.	887	+	660	=	1.547
9.	826	+	515	=	1.341
10.	959	+	219	=	1.178

Oefening 3
1.	992	+	748	=	1.740
2.	806	+	539	=	1.345
3.	879	+	567	=	1.446
4.	555	+	437	=	992
5.	825	+	629	=	1.454
6.	714	+	230	=	944
7.	874	+	560	=	1.434
8.	667	+	256	=	923
9.	928	+	696	=	1.624
10.	670	+	344	=	1.014

Oefening 4
1.	464	+	448	=	912
2.	473	+	258	=	731
3.	541	+	489	=	1.030
4.	921	+	472	=	1.393
5.	621	+	240	=	861
6.	997	+	225	=	1.222
7.	591	+	310	=	901
8.	710	+	482	=	1.192
9.	355	+	285	=	640
10.	914	+	344	=	1.258