Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	766	+		=	1.368
2.	506	+		=	958
3.	679	+		=	970
4.	967	+		=	1.814
5.	710	+		=	926
6.	540	+		=	816
7.	797	+		=	1.454
8.	573	+		=	1.065
9.	712	+		=	1.308
10.	557	+		=	1.038

Oefening 2
1.	635	+		=	989
2.	614	+		=	828
3.	804	+		=	1.207
4.	967	+		=	1.918
5.	707	+		=	1.229
6.	563	+		=	863
7.	928	+		=	1.436
8.	726	+		=	1.218
9.	881	+		=	1.374
10.	355	+		=	643

Oefening 3
1.	477	+		=	925
2.	897	+		=	1.151
3.	630	+		=	1.164
4.	533	+		=	994
5.	741	+		=	1.355
6.	348	+		=	576
7.	877	+		=	1.147
8.	870	+		=	1.539
9.	826	+		=	1.185
10.	807	+		=	1.465

Oefening 4
1.	749	+		=	1.201
2.	538	+		=	1.023
3.	234	+		=	452
4.	979	+		=	1.817
5.	868	+		=	1.620
6.	717	+		=	1.415
7.	757	+		=	1.236
8.	866	+		=	1.112
9.	911	+		=	1.119
10.	474	+		=	912

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	766	+	602	=	1.368
2.	506	+	452	=	958
3.	679	+	291	=	970
4.	967	+	847	=	1.814
5.	710	+	216	=	926
6.	540	+	276	=	816
7.	797	+	657	=	1.454
8.	573	+	492	=	1.065
9.	712	+	596	=	1.308
10.	557	+	481	=	1.038

Oefening 2
1.	635	+	354	=	989
2.	614	+	214	=	828
3.	804	+	403	=	1.207
4.	967	+	951	=	1.918
5.	707	+	522	=	1.229
6.	563	+	300	=	863
7.	928	+	508	=	1.436
8.	726	+	492	=	1.218
9.	881	+	493	=	1.374
10.	355	+	288	=	643

Oefening 3
1.	477	+	448	=	925
2.	897	+	254	=	1.151
3.	630	+	534	=	1.164
4.	533	+	461	=	994
5.	741	+	614	=	1.355
6.	348	+	228	=	576
7.	877	+	270	=	1.147
8.	870	+	669	=	1.539
9.	826	+	359	=	1.185
10.	807	+	658	=	1.465

Oefening 4
1.	749	+	452	=	1.201
2.	538	+	485	=	1.023
3.	234	+	218	=	452
4.	979	+	838	=	1.817
5.	868	+	752	=	1.620
6.	717	+	698	=	1.415
7.	757	+	479	=	1.236
8.	866	+	246	=	1.112
9.	911	+	208	=	1.119
10.	474	+	438	=	912