Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	616	+		=	953
2.	546	+		=	1.036
3.	369	+		=	634
4.	817	+		=	1.123
5.	544	+		=	1.064
6.	403	+		=	693
7.	588	+		=	884
8.	728	+		=	956
9.	714	+		=	1.380
10.	778	+		=	1.017

Oefening 2
1.	997	+		=	1.779
2.	843	+		=	1.473
3.	792	+		=	1.190
4.	565	+		=	912
5.	513	+		=	848
6.	410	+		=	723
7.	587	+		=	846
8.	509	+		=	1.000
9.	772	+		=	1.221
10.	776	+		=	1.486

Oefening 3
1.	966	+		=	1.424
2.	942	+		=	1.804
3.	956	+		=	1.904
4.	528	+		=	917
5.	945	+		=	1.573
6.	367	+		=	638
7.	391	+		=	674
8.	686	+		=	1.082
9.	537	+		=	1.043
10.	661	+		=	1.097

Oefening 4
1.	909	+		=	1.412
2.	713	+		=	1.109
3.	611	+		=	1.065
4.	758	+		=	1.302
5.	776	+		=	1.061
6.	766	+		=	1.489
7.	798	+		=	1.582
8.	387	+		=	758
9.	947	+		=	1.874
10.	768	+		=	1.094

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	616	+	337	=	953
2.	546	+	490	=	1.036
3.	369	+	265	=	634
4.	817	+	306	=	1.123
5.	544	+	520	=	1.064
6.	403	+	290	=	693
7.	588	+	296	=	884
8.	728	+	228	=	956
9.	714	+	666	=	1.380
10.	778	+	239	=	1.017

Oefening 2
1.	997	+	782	=	1.779
2.	843	+	630	=	1.473
3.	792	+	398	=	1.190
4.	565	+	347	=	912
5.	513	+	335	=	848
6.	410	+	313	=	723
7.	587	+	259	=	846
8.	509	+	491	=	1.000
9.	772	+	449	=	1.221
10.	776	+	710	=	1.486

Oefening 3
1.	966	+	458	=	1.424
2.	942	+	862	=	1.804
3.	956	+	948	=	1.904
4.	528	+	389	=	917
5.	945	+	628	=	1.573
6.	367	+	271	=	638
7.	391	+	283	=	674
8.	686	+	396	=	1.082
9.	537	+	506	=	1.043
10.	661	+	436	=	1.097

Oefening 4
1.	909	+	503	=	1.412
2.	713	+	396	=	1.109
3.	611	+	454	=	1.065
4.	758	+	544	=	1.302
5.	776	+	285	=	1.061
6.	766	+	723	=	1.489
7.	798	+	784	=	1.582
8.	387	+	371	=	758
9.	947	+	927	=	1.874
10.	768	+	326	=	1.094