Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	725	+		=	1.177
2.	559	+		=	949
3.	952	+		=	1.473
4.	775	+		=	1.224
5.	978	+		=	1.309
6.	806	+		=	1.389
7.	742	+		=	1.011
8.	765	+		=	1.093
9.	978	+		=	1.572
10.	634	+		=	980

Oefening 2
1.	888	+		=	1.688
2.	847	+		=	1.204
3.	428	+		=	757
4.	512	+		=	796
5.	703	+		=	1.301
6.	903	+		=	1.727
7.	969	+		=	1.815
8.	559	+		=	972
9.	525	+		=	736
10.	409	+		=	795

Oefening 3
1.	908	+		=	1.369
2.	870	+		=	1.648
3.	570	+		=	1.074
4.	703	+		=	1.221
5.	736	+		=	1.289
6.	476	+		=	847
7.	820	+		=	1.638
8.	858	+		=	1.658
9.	922	+		=	1.207
10.	874	+		=	1.676

Oefening 4
1.	693	+		=	1.274
2.	938	+		=	1.358
3.	726	+		=	1.098
4.	793	+		=	1.048
5.	849	+		=	1.049
6.	773	+		=	1.505
7.	282	+		=	511
8.	694	+		=	1.366
9.	982	+		=	1.773
10.	715	+		=	1.050

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	725	+	452	=	1.177
2.	559	+	390	=	949
3.	952	+	521	=	1.473
4.	775	+	449	=	1.224
5.	978	+	331	=	1.309
6.	806	+	583	=	1.389
7.	742	+	269	=	1.011
8.	765	+	328	=	1.093
9.	978	+	594	=	1.572
10.	634	+	346	=	980

Oefening 2
1.	888	+	800	=	1.688
2.	847	+	357	=	1.204
3.	428	+	329	=	757
4.	512	+	284	=	796
5.	703	+	598	=	1.301
6.	903	+	824	=	1.727
7.	969	+	846	=	1.815
8.	559	+	413	=	972
9.	525	+	211	=	736
10.	409	+	386	=	795

Oefening 3
1.	908	+	461	=	1.369
2.	870	+	778	=	1.648
3.	570	+	504	=	1.074
4.	703	+	518	=	1.221
5.	736	+	553	=	1.289
6.	476	+	371	=	847
7.	820	+	818	=	1.638
8.	858	+	800	=	1.658
9.	922	+	285	=	1.207
10.	874	+	802	=	1.676

Oefening 4
1.	693	+	581	=	1.274
2.	938	+	420	=	1.358
3.	726	+	372	=	1.098
4.	793	+	255	=	1.048
5.	849	+	200	=	1.049
6.	773	+	732	=	1.505
7.	282	+	229	=	511
8.	694	+	672	=	1.366
9.	982	+	791	=	1.773
10.	715	+	335	=	1.050