Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	893	+		=	1.207
2.	793	+		=	1.381
3.	913	+		=	1.788
4.	880	+		=	1.608
5.	950	+		=	1.297
6.	961	+		=	1.773
7.	518	+		=	906
8.	956	+		=	1.431
9.	756	+		=	1.087
10.	781	+		=	1.353

Oefening 2
1.	794	+		=	1.487
2.	877	+		=	1.378
3.	739	+		=	1.235
4.	605	+		=	1.048
5.	788	+		=	1.232
6.	952	+		=	1.341
7.	742	+		=	1.157
8.	887	+		=	1.098
9.	543	+		=	950
10.	689	+		=	1.287

Oefening 3
1.	979	+		=	1.362
2.	565	+		=	789
3.	446	+		=	832
4.	784	+		=	1.460
5.	389	+		=	735
6.	955	+		=	1.390
7.	420	+		=	758
8.	417	+		=	831
9.	819	+		=	1.495
10.	973	+		=	1.533

Oefening 4
1.	758	+		=	1.223
2.	1.000	+		=	1.587
3.	834	+		=	1.190
4.	771	+		=	1.423
5.	729	+		=	1.376
6.	788	+		=	1.126
7.	746	+		=	1.034
8.	539	+		=	748
9.	804	+		=	1.156
10.	922	+		=	1.133

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	893	+	314	=	1.207
2.	793	+	588	=	1.381
3.	913	+	875	=	1.788
4.	880	+	728	=	1.608
5.	950	+	347	=	1.297
6.	961	+	812	=	1.773
7.	518	+	388	=	906
8.	956	+	475	=	1.431
9.	756	+	331	=	1.087
10.	781	+	572	=	1.353

Oefening 2
1.	794	+	693	=	1.487
2.	877	+	501	=	1.378
3.	739	+	496	=	1.235
4.	605	+	443	=	1.048
5.	788	+	444	=	1.232
6.	952	+	389	=	1.341
7.	742	+	415	=	1.157
8.	887	+	211	=	1.098
9.	543	+	407	=	950
10.	689	+	598	=	1.287

Oefening 3
1.	979	+	383	=	1.362
2.	565	+	224	=	789
3.	446	+	386	=	832
4.	784	+	676	=	1.460
5.	389	+	346	=	735
6.	955	+	435	=	1.390
7.	420	+	338	=	758
8.	417	+	414	=	831
9.	819	+	676	=	1.495
10.	973	+	560	=	1.533

Oefening 4
1.	758	+	465	=	1.223
2.	1.000	+	587	=	1.587
3.	834	+	356	=	1.190
4.	771	+	652	=	1.423
5.	729	+	647	=	1.376
6.	788	+	338	=	1.126
7.	746	+	288	=	1.034
8.	539	+	209	=	748
9.	804	+	352	=	1.156
10.	922	+	211	=	1.133