Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	385	+		=	649
2.	677	+		=	1.121
3.	546	+		=	1.055
4.	632	+		=	1.033
5.	642	+		=	857
6.	612	+		=	1.220
7.	854	+		=	1.228
8.	799	+		=	1.521
9.	830	+		=	1.518
10.	759	+		=	1.097

Oefening 2
1.	955	+		=	1.818
2.	869	+		=	1.118
3.	864	+		=	1.241
4.	710	+		=	1.004
5.	536	+		=	1.052
6.	829	+		=	1.536
7.	736	+		=	1.397
8.	350	+		=	654
9.	780	+		=	1.272
10.	588	+		=	1.002

Oefening 3
1.	767	+		=	1.168
2.	553	+		=	908
3.	775	+		=	1.518
4.	990	+		=	1.758
5.	909	+		=	1.683
6.	586	+		=	914
7.	534	+		=	893
8.	666	+		=	992
9.	693	+		=	1.058
10.	247	+		=	469

Oefening 4
1.	777	+		=	1.015
2.	827	+		=	1.604
3.	868	+		=	1.694
4.	901	+		=	1.774
5.	894	+		=	1.591
6.	874	+		=	1.388
7.	599	+		=	936
8.	405	+		=	745
9.	545	+		=	784
10.	697	+		=	1.320

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	385	+	264	=	649
2.	677	+	444	=	1.121
3.	546	+	509	=	1.055
4.	632	+	401	=	1.033
5.	642	+	215	=	857
6.	612	+	608	=	1.220
7.	854	+	374	=	1.228
8.	799	+	722	=	1.521
9.	830	+	688	=	1.518
10.	759	+	338	=	1.097

Oefening 2
1.	955	+	863	=	1.818
2.	869	+	249	=	1.118
3.	864	+	377	=	1.241
4.	710	+	294	=	1.004
5.	536	+	516	=	1.052
6.	829	+	707	=	1.536
7.	736	+	661	=	1.397
8.	350	+	304	=	654
9.	780	+	492	=	1.272
10.	588	+	414	=	1.002

Oefening 3
1.	767	+	401	=	1.168
2.	553	+	355	=	908
3.	775	+	743	=	1.518
4.	990	+	768	=	1.758
5.	909	+	774	=	1.683
6.	586	+	328	=	914
7.	534	+	359	=	893
8.	666	+	326	=	992
9.	693	+	365	=	1.058
10.	247	+	222	=	469

Oefening 4
1.	777	+	238	=	1.015
2.	827	+	777	=	1.604
3.	868	+	826	=	1.694
4.	901	+	873	=	1.774
5.	894	+	697	=	1.591
6.	874	+	514	=	1.388
7.	599	+	337	=	936
8.	405	+	340	=	745
9.	545	+	239	=	784
10.	697	+	623	=	1.320