Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	462	+		=	805
2.	740	+		=	1.219
3.	994	+		=	1.439
4.	920	+		=	1.753
5.	882	+		=	1.761
6.	398	+		=	698
7.	860	+		=	1.163
8.	251	+		=	452
9.	812	+		=	1.397
10.	843	+		=	1.319

Oefening 2
1.	879	+		=	1.716
2.	471	+		=	829
3.	947	+		=	1.609
4.	586	+		=	858
5.	959	+		=	1.759
6.	569	+		=	937
7.	868	+		=	1.186
8.	847	+		=	1.345
9.	783	+		=	1.047
10.	975	+		=	1.873

Oefening 3
1.	884	+		=	1.616
2.	739	+		=	1.068
3.	810	+		=	1.512
4.	748	+		=	1.086
5.	386	+		=	674
6.	514	+		=	861
7.	271	+		=	491
8.	601	+		=	1.177
9.	793	+		=	1.169
10.	787	+		=	1.065

Oefening 4
1.	869	+		=	1.560
2.	914	+		=	1.694
3.	934	+		=	1.318
4.	829	+		=	1.593
5.	942	+		=	1.847
6.	868	+		=	1.278
7.	314	+		=	599
8.	992	+		=	1.923
9.	485	+		=	873
10.	800	+		=	1.333

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	462	+	343	=	805
2.	740	+	479	=	1.219
3.	994	+	445	=	1.439
4.	920	+	833	=	1.753
5.	882	+	879	=	1.761
6.	398	+	300	=	698
7.	860	+	303	=	1.163
8.	251	+	201	=	452
9.	812	+	585	=	1.397
10.	843	+	476	=	1.319

Oefening 2
1.	879	+	837	=	1.716
2.	471	+	358	=	829
3.	947	+	662	=	1.609
4.	586	+	272	=	858
5.	959	+	800	=	1.759
6.	569	+	368	=	937
7.	868	+	318	=	1.186
8.	847	+	498	=	1.345
9.	783	+	264	=	1.047
10.	975	+	898	=	1.873

Oefening 3
1.	884	+	732	=	1.616
2.	739	+	329	=	1.068
3.	810	+	702	=	1.512
4.	748	+	338	=	1.086
5.	386	+	288	=	674
6.	514	+	347	=	861
7.	271	+	220	=	491
8.	601	+	576	=	1.177
9.	793	+	376	=	1.169
10.	787	+	278	=	1.065

Oefening 4
1.	869	+	691	=	1.560
2.	914	+	780	=	1.694
3.	934	+	384	=	1.318
4.	829	+	764	=	1.593
5.	942	+	905	=	1.847
6.	868	+	410	=	1.278
7.	314	+	285	=	599
8.	992	+	931	=	1.923
9.	485	+	388	=	873
10.	800	+	533	=	1.333