Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	823	+		=	1.326
2.	875	+		=	1.669
3.	684	+		=	945
4.	931	+		=	1.437
5.	845	+		=	1.503
6.	717	+		=	1.118
7.	824	+		=	1.122
8.	942	+		=	1.253
9.	766	+		=	1.231
10.	912	+		=	1.501

Oefening 2
1.	573	+		=	938
2.	824	+		=	1.441
3.	627	+		=	976
4.	679	+		=	950
5.	959	+		=	1.862
6.	972	+		=	1.809
7.	956	+		=	1.812
8.	635	+		=	1.089
9.	766	+		=	1.333
10.	988	+		=	1.707

Oefening 3
1.	527	+		=	840
2.	597	+		=	1.114
3.	687	+		=	1.134
4.	947	+		=	1.595
5.	454	+		=	815
6.	797	+		=	1.053
7.	440	+		=	688
8.	985	+		=	1.414
9.	663	+		=	1.292
10.	561	+		=	927

Oefening 4
1.	826	+		=	1.542
2.	728	+		=	1.058
3.	300	+		=	532
4.	515	+		=	790
5.	689	+		=	1.351
6.	707	+		=	971
7.	899	+		=	1.654
8.	756	+		=	1.172
9.	926	+		=	1.132
10.	826	+		=	1.107

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	823	+	503	=	1.326
2.	875	+	794	=	1.669
3.	684	+	261	=	945
4.	931	+	506	=	1.437
5.	845	+	658	=	1.503
6.	717	+	401	=	1.118
7.	824	+	298	=	1.122
8.	942	+	311	=	1.253
9.	766	+	465	=	1.231
10.	912	+	589	=	1.501

Oefening 2
1.	573	+	365	=	938
2.	824	+	617	=	1.441
3.	627	+	349	=	976
4.	679	+	271	=	950
5.	959	+	903	=	1.862
6.	972	+	837	=	1.809
7.	956	+	856	=	1.812
8.	635	+	454	=	1.089
9.	766	+	567	=	1.333
10.	988	+	719	=	1.707

Oefening 3
1.	527	+	313	=	840
2.	597	+	517	=	1.114
3.	687	+	447	=	1.134
4.	947	+	648	=	1.595
5.	454	+	361	=	815
6.	797	+	256	=	1.053
7.	440	+	248	=	688
8.	985	+	429	=	1.414
9.	663	+	629	=	1.292
10.	561	+	366	=	927

Oefening 4
1.	826	+	716	=	1.542
2.	728	+	330	=	1.058
3.	300	+	232	=	532
4.	515	+	275	=	790
5.	689	+	662	=	1.351
6.	707	+	264	=	971
7.	899	+	755	=	1.654
8.	756	+	416	=	1.172
9.	926	+	206	=	1.132
10.	826	+	281	=	1.107