Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	948	+		=	1.195
2.	743	+		=	1.130
3.	767	+		=	1.252
4.	466	+		=	841
5.	849	+		=	1.658
6.	803	+		=	1.225
7.	842	+		=	1.579
8.	921	+		=	1.556
9.	543	+		=	822
10.	840	+		=	1.155

Oefening 2
1.	861	+		=	1.685
2.	765	+		=	1.215
3.	842	+		=	1.357
4.	716	+		=	1.044
5.	813	+		=	1.232
6.	517	+		=	737
7.	840	+		=	1.149
8.	594	+		=	1.104
9.	972	+		=	1.541
10.	837	+		=	1.285

Oefening 3
1.	555	+		=	1.010
2.	727	+		=	1.417
3.	505	+		=	923
4.	602	+		=	959
5.	741	+		=	1.250
6.	897	+		=	1.177
7.	889	+		=	1.732
8.	549	+		=	1.092
9.	743	+		=	1.075
10.	740	+		=	1.049

Oefening 4
1.	329	+		=	577
2.	729	+		=	1.152
3.	787	+		=	1.112
4.	841	+		=	1.316
5.	621	+		=	1.120
6.	817	+		=	1.225
7.	586	+		=	1.131
8.	585	+		=	982
9.	605	+		=	808
10.	722	+		=	1.080

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	948	+	247	=	1.195
2.	743	+	387	=	1.130
3.	767	+	485	=	1.252
4.	466	+	375	=	841
5.	849	+	809	=	1.658
6.	803	+	422	=	1.225
7.	842	+	737	=	1.579
8.	921	+	635	=	1.556
9.	543	+	279	=	822
10.	840	+	315	=	1.155

Oefening 2
1.	861	+	824	=	1.685
2.	765	+	450	=	1.215
3.	842	+	515	=	1.357
4.	716	+	328	=	1.044
5.	813	+	419	=	1.232
6.	517	+	220	=	737
7.	840	+	309	=	1.149
8.	594	+	510	=	1.104
9.	972	+	569	=	1.541
10.	837	+	448	=	1.285

Oefening 3
1.	555	+	455	=	1.010
2.	727	+	690	=	1.417
3.	505	+	418	=	923
4.	602	+	357	=	959
5.	741	+	509	=	1.250
6.	897	+	280	=	1.177
7.	889	+	843	=	1.732
8.	549	+	543	=	1.092
9.	743	+	332	=	1.075
10.	740	+	309	=	1.049

Oefening 4
1.	329	+	248	=	577
2.	729	+	423	=	1.152
3.	787	+	325	=	1.112
4.	841	+	475	=	1.316
5.	621	+	499	=	1.120
6.	817	+	408	=	1.225
7.	586	+	545	=	1.131
8.	585	+	397	=	982
9.	605	+	203	=	808
10.	722	+	358	=	1.080