Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	920	+		=	1.804
2.	964	+		=	1.413
3.	994	+		=	1.970
4.	879	+		=	1.182
5.	800	+		=	1.047
6.	802	+		=	1.434
7.	644	+		=	903
8.	895	+		=	1.385
9.	570	+		=	987
10.	931	+		=	1.184

Oefening 2
1.	623	+		=	1.049
2.	968	+		=	1.566
3.	810	+		=	1.035
4.	769	+		=	1.361
5.	587	+		=	804
6.	438	+		=	776
7.	367	+		=	728
8.	886	+		=	1.759
9.	965	+		=	1.789
10.	996	+		=	1.211

Oefening 3
1.	632	+		=	957
2.	957	+		=	1.344
3.	829	+		=	1.105
4.	831	+		=	1.528
5.	500	+		=	893
6.	846	+		=	1.553
7.	567	+		=	772
8.	907	+		=	1.539
9.	333	+		=	626
10.	505	+		=	991

Oefening 4
1.	973	+		=	1.913
2.	516	+		=	925
3.	918	+		=	1.791
4.	863	+		=	1.504
5.	786	+		=	1.159
6.	539	+		=	934
7.	502	+		=	923
8.	403	+		=	658
9.	834	+		=	1.042
10.	369	+		=	680

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	920	+	884	=	1.804
2.	964	+	449	=	1.413
3.	994	+	976	=	1.970
4.	879	+	303	=	1.182
5.	800	+	247	=	1.047
6.	802	+	632	=	1.434
7.	644	+	259	=	903
8.	895	+	490	=	1.385
9.	570	+	417	=	987
10.	931	+	253	=	1.184

Oefening 2
1.	623	+	426	=	1.049
2.	968	+	598	=	1.566
3.	810	+	225	=	1.035
4.	769	+	592	=	1.361
5.	587	+	217	=	804
6.	438	+	338	=	776
7.	367	+	361	=	728
8.	886	+	873	=	1.759
9.	965	+	824	=	1.789
10.	996	+	215	=	1.211

Oefening 3
1.	632	+	325	=	957
2.	957	+	387	=	1.344
3.	829	+	276	=	1.105
4.	831	+	697	=	1.528
5.	500	+	393	=	893
6.	846	+	707	=	1.553
7.	567	+	205	=	772
8.	907	+	632	=	1.539
9.	333	+	293	=	626
10.	505	+	486	=	991

Oefening 4
1.	973	+	940	=	1.913
2.	516	+	409	=	925
3.	918	+	873	=	1.791
4.	863	+	641	=	1.504
5.	786	+	373	=	1.159
6.	539	+	395	=	934
7.	502	+	421	=	923
8.	403	+	255	=	658
9.	834	+	208	=	1.042
10.	369	+	311	=	680