Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	565	+		=	823
2.	676	+		=	1.012
3.	637	+		=	942
4.	957	+		=	1.716
5.	836	+		=	1.594
6.	735	+		=	1.056
7.	901	+		=	1.118
8.	807	+		=	1.609
9.	994	+		=	1.675
10.	642	+		=	1.226

Oefening 2
1.	341	+		=	596
2.	850	+		=	1.473
3.	705	+		=	1.350
4.	798	+		=	1.261
5.	642	+		=	1.183
6.	759	+		=	1.409
7.	711	+		=	1.224
8.	380	+		=	688
9.	710	+		=	1.378
10.	912	+		=	1.538

Oefening 3
1.	583	+		=	847
2.	914	+		=	1.474
3.	843	+		=	1.089
4.	702	+		=	1.012
5.	536	+		=	877
6.	774	+		=	1.530
7.	879	+		=	1.434
8.	835	+		=	1.118
9.	750	+		=	952
10.	948	+		=	1.636

Oefening 4
1.	885	+		=	1.459
2.	992	+		=	1.943
3.	925	+		=	1.341
4.	545	+		=	895
5.	840	+		=	1.539
6.	428	+		=	753
7.	504	+		=	734
8.	816	+		=	1.328
9.	958	+		=	1.683
10.	893	+		=	1.746

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	565	+	258	=	823
2.	676	+	336	=	1.012
3.	637	+	305	=	942
4.	957	+	759	=	1.716
5.	836	+	758	=	1.594
6.	735	+	321	=	1.056
7.	901	+	217	=	1.118
8.	807	+	802	=	1.609
9.	994	+	681	=	1.675
10.	642	+	584	=	1.226

Oefening 2
1.	341	+	255	=	596
2.	850	+	623	=	1.473
3.	705	+	645	=	1.350
4.	798	+	463	=	1.261
5.	642	+	541	=	1.183
6.	759	+	650	=	1.409
7.	711	+	513	=	1.224
8.	380	+	308	=	688
9.	710	+	668	=	1.378
10.	912	+	626	=	1.538

Oefening 3
1.	583	+	264	=	847
2.	914	+	560	=	1.474
3.	843	+	246	=	1.089
4.	702	+	310	=	1.012
5.	536	+	341	=	877
6.	774	+	756	=	1.530
7.	879	+	555	=	1.434
8.	835	+	283	=	1.118
9.	750	+	202	=	952
10.	948	+	688	=	1.636

Oefening 4
1.	885	+	574	=	1.459
2.	992	+	951	=	1.943
3.	925	+	416	=	1.341
4.	545	+	350	=	895
5.	840	+	699	=	1.539
6.	428	+	325	=	753
7.	504	+	230	=	734
8.	816	+	512	=	1.328
9.	958	+	725	=	1.683
10.	893	+	853	=	1.746