Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	752	+		=	1.415
2.	543	+		=	1.016
3.	748	+		=	1.475
4.	637	+		=	843
5.	635	+		=	931
6.	526	+		=	738
7.	777	+		=	1.176
8.	928	+		=	1.267
9.	930	+		=	1.601
10.	510	+		=	922

Oefening 2
1.	641	+		=	925
2.	449	+		=	708
3.	778	+		=	1.377
4.	401	+		=	764
5.	683	+		=	1.111
6.	836	+		=	1.505
7.	566	+		=	1.011
8.	791	+		=	1.220
9.	729	+		=	1.349
10.	535	+		=	741

Oefening 3
1.	962	+		=	1.182
2.	759	+		=	1.179
3.	670	+		=	1.311
4.	611	+		=	816
5.	919	+		=	1.397
6.	907	+		=	1.727
7.	849	+		=	1.441
8.	578	+		=	1.039
9.	605	+		=	948
10.	899	+		=	1.257

Oefening 4
1.	870	+		=	1.630
2.	251	+		=	486
3.	563	+		=	1.099
4.	992	+		=	1.433
5.	887	+		=	1.505
6.	672	+		=	1.254
7.	975	+		=	1.599
8.	656	+		=	1.250
9.	327	+		=	611
10.	759	+		=	1.409

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	752	+	663	=	1.415
2.	543	+	473	=	1.016
3.	748	+	727	=	1.475
4.	637	+	206	=	843
5.	635	+	296	=	931
6.	526	+	212	=	738
7.	777	+	399	=	1.176
8.	928	+	339	=	1.267
9.	930	+	671	=	1.601
10.	510	+	412	=	922

Oefening 2
1.	641	+	284	=	925
2.	449	+	259	=	708
3.	778	+	599	=	1.377
4.	401	+	363	=	764
5.	683	+	428	=	1.111
6.	836	+	669	=	1.505
7.	566	+	445	=	1.011
8.	791	+	429	=	1.220
9.	729	+	620	=	1.349
10.	535	+	206	=	741

Oefening 3
1.	962	+	220	=	1.182
2.	759	+	420	=	1.179
3.	670	+	641	=	1.311
4.	611	+	205	=	816
5.	919	+	478	=	1.397
6.	907	+	820	=	1.727
7.	849	+	592	=	1.441
8.	578	+	461	=	1.039
9.	605	+	343	=	948
10.	899	+	358	=	1.257

Oefening 4
1.	870	+	760	=	1.630
2.	251	+	235	=	486
3.	563	+	536	=	1.099
4.	992	+	441	=	1.433
5.	887	+	618	=	1.505
6.	672	+	582	=	1.254
7.	975	+	624	=	1.599
8.	656	+	594	=	1.250
9.	327	+	284	=	611
10.	759	+	650	=	1.409