Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	536	+		=	812
2.	968	+		=	1.272
3.	939	+		=	1.282
4.	592	+		=	1.083
5.	910	+		=	1.283
6.	968	+		=	1.183
7.	794	+		=	1.366
8.	897	+		=	1.580
9.	919	+		=	1.307
10.	713	+		=	1.246

Oefening 2
1.	944	+		=	1.515
2.	879	+		=	1.125
3.	679	+		=	1.124
4.	910	+		=	1.663
5.	542	+		=	874
6.	792	+		=	1.137
7.	648	+		=	1.241
8.	763	+		=	1.465
9.	687	+		=	1.178
10.	990	+		=	1.832

Oefening 3
1.	860	+		=	1.612
2.	239	+		=	455
3.	715	+		=	1.378
4.	634	+		=	1.042
5.	351	+		=	649
6.	960	+		=	1.489
7.	924	+		=	1.419
8.	631	+		=	1.199
9.	936	+		=	1.307
10.	746	+		=	995

Oefening 4
1.	470	+		=	889
2.	891	+		=	1.497
3.	738	+		=	1.155
4.	436	+		=	702
5.	981	+		=	1.202
6.	871	+		=	1.160
7.	964	+		=	1.762
8.	693	+		=	1.290
9.	926	+		=	1.425
10.	534	+		=	917

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	536	+	276	=	812
2.	968	+	304	=	1.272
3.	939	+	343	=	1.282
4.	592	+	491	=	1.083
5.	910	+	373	=	1.283
6.	968	+	215	=	1.183
7.	794	+	572	=	1.366
8.	897	+	683	=	1.580
9.	919	+	388	=	1.307
10.	713	+	533	=	1.246

Oefening 2
1.	944	+	571	=	1.515
2.	879	+	246	=	1.125
3.	679	+	445	=	1.124
4.	910	+	753	=	1.663
5.	542	+	332	=	874
6.	792	+	345	=	1.137
7.	648	+	593	=	1.241
8.	763	+	702	=	1.465
9.	687	+	491	=	1.178
10.	990	+	842	=	1.832

Oefening 3
1.	860	+	752	=	1.612
2.	239	+	216	=	455
3.	715	+	663	=	1.378
4.	634	+	408	=	1.042
5.	351	+	298	=	649
6.	960	+	529	=	1.489
7.	924	+	495	=	1.419
8.	631	+	568	=	1.199
9.	936	+	371	=	1.307
10.	746	+	249	=	995

Oefening 4
1.	470	+	419	=	889
2.	891	+	606	=	1.497
3.	738	+	417	=	1.155
4.	436	+	266	=	702
5.	981	+	221	=	1.202
6.	871	+	289	=	1.160
7.	964	+	798	=	1.762
8.	693	+	597	=	1.290
9.	926	+	499	=	1.425
10.	534	+	383	=	917