Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	648	+		=	850
2.	751	+		=	1.236
3.	848	+		=	1.593
4.	377	+		=	583
5.	678	+		=	1.348
6.	586	+		=	1.063
7.	655	+		=	859
8.	765	+		=	1.058
9.	708	+		=	1.409
10.	659	+		=	1.114

Oefening 2
1.	755	+		=	1.094
2.	971	+		=	1.864
3.	581	+		=	1.047
4.	479	+		=	765
5.	864	+		=	1.114
6.	528	+		=	1.025
7.	976	+		=	1.682
8.	953	+		=	1.450
9.	747	+		=	1.282
10.	961	+		=	1.383

Oefening 3
1.	997	+		=	1.281
2.	935	+		=	1.847
3.	671	+		=	901
4.	843	+		=	1.477
5.	737	+		=	1.168
6.	928	+		=	1.388
7.	938	+		=	1.403
8.	857	+		=	1.493
9.	909	+		=	1.295
10.	917	+		=	1.257

Oefening 4
1.	995	+		=	1.717
2.	859	+		=	1.281
3.	511	+		=	941
4.	563	+		=	1.089
5.	570	+		=	1.058
6.	790	+		=	1.479
7.	438	+		=	646
8.	793	+		=	1.304
9.	300	+		=	599
10.	966	+		=	1.473

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	648	+	202	=	850
2.	751	+	485	=	1.236
3.	848	+	745	=	1.593
4.	377	+	206	=	583
5.	678	+	670	=	1.348
6.	586	+	477	=	1.063
7.	655	+	204	=	859
8.	765	+	293	=	1.058
9.	708	+	701	=	1.409
10.	659	+	455	=	1.114

Oefening 2
1.	755	+	339	=	1.094
2.	971	+	893	=	1.864
3.	581	+	466	=	1.047
4.	479	+	286	=	765
5.	864	+	250	=	1.114
6.	528	+	497	=	1.025
7.	976	+	706	=	1.682
8.	953	+	497	=	1.450
9.	747	+	535	=	1.282
10.	961	+	422	=	1.383

Oefening 3
1.	997	+	284	=	1.281
2.	935	+	912	=	1.847
3.	671	+	230	=	901
4.	843	+	634	=	1.477
5.	737	+	431	=	1.168
6.	928	+	460	=	1.388
7.	938	+	465	=	1.403
8.	857	+	636	=	1.493
9.	909	+	386	=	1.295
10.	917	+	340	=	1.257

Oefening 4
1.	995	+	722	=	1.717
2.	859	+	422	=	1.281
3.	511	+	430	=	941
4.	563	+	526	=	1.089
5.	570	+	488	=	1.058
6.	790	+	689	=	1.479
7.	438	+	208	=	646
8.	793	+	511	=	1.304
9.	300	+	299	=	599
10.	966	+	507	=	1.473