Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	726	+		=	1.287
2.	769	+		=	992
3.	765	+		=	1.417
4.	660	+		=	1.285
5.	461	+		=	775
6.	947	+		=	1.423
7.	684	+		=	1.147
8.	613	+		=	1.135
9.	691	+		=	1.371
10.	797	+		=	1.409

Oefening 2
1.	855	+		=	1.386
2.	570	+		=	996
3.	895	+		=	1.392
4.	566	+		=	1.037
5.	815	+		=	1.473
6.	923	+		=	1.211
7.	994	+		=	1.851
8.	810	+		=	1.514
9.	619	+		=	1.187
10.	403	+		=	720

Oefening 3
1.	991	+		=	1.291
2.	991	+		=	1.280
3.	751	+		=	1.332
4.	401	+		=	630
5.	937	+		=	1.360
6.	713	+		=	1.081
7.	639	+		=	1.088
8.	780	+		=	1.503
9.	734	+		=	1.230
10.	867	+		=	1.424

Oefening 4
1.	751	+		=	1.464
2.	506	+		=	712
3.	763	+		=	1.275
4.	929	+		=	1.181
5.	527	+		=	757
6.	643	+		=	1.077
7.	807	+		=	1.427
8.	897	+		=	1.476
9.	741	+		=	1.426
10.	951	+		=	1.195

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	726	+	561	=	1.287
2.	769	+	223	=	992
3.	765	+	652	=	1.417
4.	660	+	625	=	1.285
5.	461	+	314	=	775
6.	947	+	476	=	1.423
7.	684	+	463	=	1.147
8.	613	+	522	=	1.135
9.	691	+	680	=	1.371
10.	797	+	612	=	1.409

Oefening 2
1.	855	+	531	=	1.386
2.	570	+	426	=	996
3.	895	+	497	=	1.392
4.	566	+	471	=	1.037
5.	815	+	658	=	1.473
6.	923	+	288	=	1.211
7.	994	+	857	=	1.851
8.	810	+	704	=	1.514
9.	619	+	568	=	1.187
10.	403	+	317	=	720

Oefening 3
1.	991	+	300	=	1.291
2.	991	+	289	=	1.280
3.	751	+	581	=	1.332
4.	401	+	229	=	630
5.	937	+	423	=	1.360
6.	713	+	368	=	1.081
7.	639	+	449	=	1.088
8.	780	+	723	=	1.503
9.	734	+	496	=	1.230
10.	867	+	557	=	1.424

Oefening 4
1.	751	+	713	=	1.464
2.	506	+	206	=	712
3.	763	+	512	=	1.275
4.	929	+	252	=	1.181
5.	527	+	230	=	757
6.	643	+	434	=	1.077
7.	807	+	620	=	1.427
8.	897	+	579	=	1.476
9.	741	+	685	=	1.426
10.	951	+	244	=	1.195