Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	921	+		=	1.449
2.	794	+		=	1.309
3.	535	+		=	1.063
4.	861	+		=	1.103
5.	933	+		=	1.451
6.	802	+		=	1.178
7.	809	+		=	1.043
8.	909	+		=	1.700
9.	529	+		=	754
10.	680	+		=	999

Oefening 2
1.	390	+		=	693
2.	929	+		=	1.313
3.	844	+		=	1.385
4.	754	+		=	1.198
5.	462	+		=	683
6.	547	+		=	1.077
7.	862	+		=	1.326
8.	606	+		=	1.169
9.	832	+		=	1.135
10.	937	+		=	1.690

Oefening 3
1.	800	+		=	1.417
2.	481	+		=	769
3.	547	+		=	982
4.	959	+		=	1.223
5.	689	+		=	984
6.	471	+		=	913
7.	675	+		=	1.347
8.	466	+		=	792
9.	559	+		=	877
10.	391	+		=	687

Oefening 4
1.	546	+		=	1.004
2.	891	+		=	1.153
3.	933	+		=	1.748
4.	674	+		=	1.099
5.	399	+		=	730
6.	826	+		=	1.572
7.	789	+		=	1.124
8.	945	+		=	1.634
9.	813	+		=	1.565
10.	972	+		=	1.808

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	921	+	528	=	1.449
2.	794	+	515	=	1.309
3.	535	+	528	=	1.063
4.	861	+	242	=	1.103
5.	933	+	518	=	1.451
6.	802	+	376	=	1.178
7.	809	+	234	=	1.043
8.	909	+	791	=	1.700
9.	529	+	225	=	754
10.	680	+	319	=	999

Oefening 2
1.	390	+	303	=	693
2.	929	+	384	=	1.313
3.	844	+	541	=	1.385
4.	754	+	444	=	1.198
5.	462	+	221	=	683
6.	547	+	530	=	1.077
7.	862	+	464	=	1.326
8.	606	+	563	=	1.169
9.	832	+	303	=	1.135
10.	937	+	753	=	1.690

Oefening 3
1.	800	+	617	=	1.417
2.	481	+	288	=	769
3.	547	+	435	=	982
4.	959	+	264	=	1.223
5.	689	+	295	=	984
6.	471	+	442	=	913
7.	675	+	672	=	1.347
8.	466	+	326	=	792
9.	559	+	318	=	877
10.	391	+	296	=	687

Oefening 4
1.	546	+	458	=	1.004
2.	891	+	262	=	1.153
3.	933	+	815	=	1.748
4.	674	+	425	=	1.099
5.	399	+	331	=	730
6.	826	+	746	=	1.572
7.	789	+	335	=	1.124
8.	945	+	689	=	1.634
9.	813	+	752	=	1.565
10.	972	+	836	=	1.808