Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	748	+		=	1.491
2.	732	+		=	1.354
3.	365	+		=	634
4.	679	+		=	1.273
5.	830	+		=	1.281
6.	916	+		=	1.814
7.	833	+		=	1.309
8.	298	+		=	523
9.	723	+		=	1.012
10.	880	+		=	1.661

Oefening 2
1.	396	+		=	607
2.	893	+		=	1.665
3.	540	+		=	972
4.	777	+		=	1.022
5.	563	+		=	1.025
6.	601	+		=	993
7.	252	+		=	494
8.	788	+		=	1.409
9.	849	+		=	1.326
10.	877	+		=	1.676

Oefening 3
1.	561	+		=	1.042
2.	643	+		=	1.221
3.	544	+		=	1.060
4.	793	+		=	1.008
5.	994	+		=	1.262
6.	911	+		=	1.236
7.	560	+		=	1.061
8.	443	+		=	838
9.	891	+		=	1.717
10.	602	+		=	988

Oefening 4
1.	629	+		=	1.197
2.	634	+		=	846
3.	820	+		=	1.022
4.	804	+		=	1.583
5.	942	+		=	1.652
6.	786	+		=	1.071
7.	723	+		=	1.001
8.	811	+		=	1.122
9.	790	+		=	1.066
10.	581	+		=	973

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	748	+	743	=	1.491
2.	732	+	622	=	1.354
3.	365	+	269	=	634
4.	679	+	594	=	1.273
5.	830	+	451	=	1.281
6.	916	+	898	=	1.814
7.	833	+	476	=	1.309
8.	298	+	225	=	523
9.	723	+	289	=	1.012
10.	880	+	781	=	1.661

Oefening 2
1.	396	+	211	=	607
2.	893	+	772	=	1.665
3.	540	+	432	=	972
4.	777	+	245	=	1.022
5.	563	+	462	=	1.025
6.	601	+	392	=	993
7.	252	+	242	=	494
8.	788	+	621	=	1.409
9.	849	+	477	=	1.326
10.	877	+	799	=	1.676

Oefening 3
1.	561	+	481	=	1.042
2.	643	+	578	=	1.221
3.	544	+	516	=	1.060
4.	793	+	215	=	1.008
5.	994	+	268	=	1.262
6.	911	+	325	=	1.236
7.	560	+	501	=	1.061
8.	443	+	395	=	838
9.	891	+	826	=	1.717
10.	602	+	386	=	988

Oefening 4
1.	629	+	568	=	1.197
2.	634	+	212	=	846
3.	820	+	202	=	1.022
4.	804	+	779	=	1.583
5.	942	+	710	=	1.652
6.	786	+	285	=	1.071
7.	723	+	278	=	1.001
8.	811	+	311	=	1.122
9.	790	+	276	=	1.066
10.	581	+	392	=	973