Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	721	+		=	1.199
2.	862	+		=	1.231
3.	476	+		=	721
4.	992	+		=	1.593
5.	664	+		=	1.094
6.	754	+		=	1.204
7.	930	+		=	1.131
8.	580	+		=	1.090
9.	829	+		=	1.072
10.	766	+		=	1.515

Oefening 2
1.	693	+		=	1.272
2.	809	+		=	1.594
3.	835	+		=	1.572
4.	937	+		=	1.860
5.	760	+		=	973
6.	862	+		=	1.690
7.	825	+		=	1.037
8.	636	+		=	869
9.	896	+		=	1.201
10.	789	+		=	1.249

Oefening 3
1.	798	+		=	1.551
2.	416	+		=	800
3.	886	+		=	1.586
4.	653	+		=	1.096
5.	817	+		=	1.059
6.	796	+		=	1.355
7.	614	+		=	1.132
8.	927	+		=	1.410
9.	552	+		=	814
10.	793	+		=	1.485

Oefening 4
1.	817	+		=	1.170
2.	499	+		=	789
3.	271	+		=	519
4.	555	+		=	928
5.	927	+		=	1.621
6.	785	+		=	1.337
7.	642	+		=	1.068
8.	484	+		=	688
9.	734	+		=	1.221
10.	618	+		=	1.039

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	721	+	478	=	1.199
2.	862	+	369	=	1.231
3.	476	+	245	=	721
4.	992	+	601	=	1.593
5.	664	+	430	=	1.094
6.	754	+	450	=	1.204
7.	930	+	201	=	1.131
8.	580	+	510	=	1.090
9.	829	+	243	=	1.072
10.	766	+	749	=	1.515

Oefening 2
1.	693	+	579	=	1.272
2.	809	+	785	=	1.594
3.	835	+	737	=	1.572
4.	937	+	923	=	1.860
5.	760	+	213	=	973
6.	862	+	828	=	1.690
7.	825	+	212	=	1.037
8.	636	+	233	=	869
9.	896	+	305	=	1.201
10.	789	+	460	=	1.249

Oefening 3
1.	798	+	753	=	1.551
2.	416	+	384	=	800
3.	886	+	700	=	1.586
4.	653	+	443	=	1.096
5.	817	+	242	=	1.059
6.	796	+	559	=	1.355
7.	614	+	518	=	1.132
8.	927	+	483	=	1.410
9.	552	+	262	=	814
10.	793	+	692	=	1.485

Oefening 4
1.	817	+	353	=	1.170
2.	499	+	290	=	789
3.	271	+	248	=	519
4.	555	+	373	=	928
5.	927	+	694	=	1.621
6.	785	+	552	=	1.337
7.	642	+	426	=	1.068
8.	484	+	204	=	688
9.	734	+	487	=	1.221
10.	618	+	421	=	1.039