Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	785	+		=	1.142
2.	566	+		=	790
3.	749	+		=	954
4.	409	+		=	652
5.	968	+		=	1.212
6.	805	+		=	1.297
7.	579	+		=	818
8.	439	+		=	821
9.	929	+		=	1.727
10.	580	+		=	883

Oefening 2
1.	975	+		=	1.282
2.	806	+		=	1.080
3.	834	+		=	1.596
4.	804	+		=	1.279
5.	857	+		=	1.463
6.	900	+		=	1.778
7.	750	+		=	1.468
8.	496	+		=	776
9.	304	+		=	579
10.	860	+		=	1.125

Oefening 3
1.	941	+		=	1.334
2.	902	+		=	1.574
3.	975	+		=	1.777
4.	385	+		=	705
5.	799	+		=	1.524
6.	710	+		=	1.365
7.	732	+		=	967
8.	727	+		=	1.089
9.	784	+		=	1.341
10.	836	+		=	1.595

Oefening 4
1.	628	+		=	1.168
2.	398	+		=	755
3.	412	+		=	749
4.	962	+		=	1.711
5.	652	+		=	1.015
6.	959	+		=	1.469
7.	866	+		=	1.365
8.	743	+		=	1.070
9.	283	+		=	483
10.	528	+		=	963

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	785	+	357	=	1.142
2.	566	+	224	=	790
3.	749	+	205	=	954
4.	409	+	243	=	652
5.	968	+	244	=	1.212
6.	805	+	492	=	1.297
7.	579	+	239	=	818
8.	439	+	382	=	821
9.	929	+	798	=	1.727
10.	580	+	303	=	883

Oefening 2
1.	975	+	307	=	1.282
2.	806	+	274	=	1.080
3.	834	+	762	=	1.596
4.	804	+	475	=	1.279
5.	857	+	606	=	1.463
6.	900	+	878	=	1.778
7.	750	+	718	=	1.468
8.	496	+	280	=	776
9.	304	+	275	=	579
10.	860	+	265	=	1.125

Oefening 3
1.	941	+	393	=	1.334
2.	902	+	672	=	1.574
3.	975	+	802	=	1.777
4.	385	+	320	=	705
5.	799	+	725	=	1.524
6.	710	+	655	=	1.365
7.	732	+	235	=	967
8.	727	+	362	=	1.089
9.	784	+	557	=	1.341
10.	836	+	759	=	1.595

Oefening 4
1.	628	+	540	=	1.168
2.	398	+	357	=	755
3.	412	+	337	=	749
4.	962	+	749	=	1.711
5.	652	+	363	=	1.015
6.	959	+	510	=	1.469
7.	866	+	499	=	1.365
8.	743	+	327	=	1.070
9.	283	+	200	=	483
10.	528	+	435	=	963