Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	767	+		=	1.304
2.	859	+		=	1.442
3.	700	+		=	1.293
4.	857	+		=	1.512
5.	552	+		=	1.056
6.	655	+		=	1.272
7.	786	+		=	1.392
8.	610	+		=	1.107
9.	884	+		=	1.327
10.	551	+		=	1.007

Oefening 2
1.	339	+		=	588
2.	896	+		=	1.378
3.	972	+		=	1.264
4.	729	+		=	961
5.	553	+		=	929
6.	678	+		=	1.066
7.	302	+		=	528
8.	691	+		=	1.275
9.	553	+		=	1.008
10.	921	+		=	1.297

Oefening 3
1.	925	+		=	1.598
2.	899	+		=	1.379
3.	874	+		=	1.563
4.	673	+		=	1.317
5.	957	+		=	1.771
6.	812	+		=	1.605
7.	456	+		=	749
8.	493	+		=	836
9.	845	+		=	1.426
10.	928	+		=	1.305

Oefening 4
1.	834	+		=	1.514
2.	892	+		=	1.782
3.	404	+		=	800
4.	857	+		=	1.297
5.	727	+		=	1.183
6.	640	+		=	892
7.	336	+		=	583
8.	667	+		=	980
9.	723	+		=	1.443
10.	642	+		=	1.038

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	767	+	537	=	1.304
2.	859	+	583	=	1.442
3.	700	+	593	=	1.293
4.	857	+	655	=	1.512
5.	552	+	504	=	1.056
6.	655	+	617	=	1.272
7.	786	+	606	=	1.392
8.	610	+	497	=	1.107
9.	884	+	443	=	1.327
10.	551	+	456	=	1.007

Oefening 2
1.	339	+	249	=	588
2.	896	+	482	=	1.378
3.	972	+	292	=	1.264
4.	729	+	232	=	961
5.	553	+	376	=	929
6.	678	+	388	=	1.066
7.	302	+	226	=	528
8.	691	+	584	=	1.275
9.	553	+	455	=	1.008
10.	921	+	376	=	1.297

Oefening 3
1.	925	+	673	=	1.598
2.	899	+	480	=	1.379
3.	874	+	689	=	1.563
4.	673	+	644	=	1.317
5.	957	+	814	=	1.771
6.	812	+	793	=	1.605
7.	456	+	293	=	749
8.	493	+	343	=	836
9.	845	+	581	=	1.426
10.	928	+	377	=	1.305

Oefening 4
1.	834	+	680	=	1.514
2.	892	+	890	=	1.782
3.	404	+	396	=	800
4.	857	+	440	=	1.297
5.	727	+	456	=	1.183
6.	640	+	252	=	892
7.	336	+	247	=	583
8.	667	+	313	=	980
9.	723	+	720	=	1.443
10.	642	+	396	=	1.038