Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	851	+		=	1.118
2.	873	+		=	1.118
3.	872	+		=	1.545
4.	778	+		=	1.185
5.	990	+		=	1.929
6.	835	+		=	1.651
7.	788	+		=	1.269
8.	859	+		=	1.327
9.	473	+		=	796
10.	716	+		=	1.187

Oefening 2
1.	802	+		=	1.113
2.	963	+		=	1.539
3.	694	+		=	1.213
4.	943	+		=	1.870
5.	783	+		=	1.257
6.	409	+		=	778
7.	315	+		=	567
8.	704	+		=	1.334
9.	378	+		=	732
10.	613	+		=	880

Oefening 3
1.	989	+		=	1.655
2.	784	+		=	1.260
3.	606	+		=	882
4.	537	+		=	972
5.	556	+		=	1.090
6.	949	+		=	1.202
7.	813	+		=	1.315
8.	893	+		=	1.758
9.	911	+		=	1.322
10.	911	+		=	1.298

Oefening 4
1.	604	+		=	812
2.	744	+		=	1.182
3.	978	+		=	1.430
4.	620	+		=	1.101
5.	910	+		=	1.638
6.	960	+		=	1.868
7.	650	+		=	1.051
8.	588	+		=	796
9.	433	+		=	857
10.	918	+		=	1.128

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	851	+	267	=	1.118
2.	873	+	245	=	1.118
3.	872	+	673	=	1.545
4.	778	+	407	=	1.185
5.	990	+	939	=	1.929
6.	835	+	816	=	1.651
7.	788	+	481	=	1.269
8.	859	+	468	=	1.327
9.	473	+	323	=	796
10.	716	+	471	=	1.187

Oefening 2
1.	802	+	311	=	1.113
2.	963	+	576	=	1.539
3.	694	+	519	=	1.213
4.	943	+	927	=	1.870
5.	783	+	474	=	1.257
6.	409	+	369	=	778
7.	315	+	252	=	567
8.	704	+	630	=	1.334
9.	378	+	354	=	732
10.	613	+	267	=	880

Oefening 3
1.	989	+	666	=	1.655
2.	784	+	476	=	1.260
3.	606	+	276	=	882
4.	537	+	435	=	972
5.	556	+	534	=	1.090
6.	949	+	253	=	1.202
7.	813	+	502	=	1.315
8.	893	+	865	=	1.758
9.	911	+	411	=	1.322
10.	911	+	387	=	1.298

Oefening 4
1.	604	+	208	=	812
2.	744	+	438	=	1.182
3.	978	+	452	=	1.430
4.	620	+	481	=	1.101
5.	910	+	728	=	1.638
6.	960	+	908	=	1.868
7.	650	+	401	=	1.051
8.	588	+	208	=	796
9.	433	+	424	=	857
10.	918	+	210	=	1.128