Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	591	+		=	949
2.	684	+		=	1.198
3.	447	+		=	777
4.	679	+		=	1.347
5.	976	+		=	1.746
6.	515	+		=	952
7.	709	+		=	1.364
8.	690	+		=	931
9.	758	+		=	1.039
10.	675	+		=	1.064

Oefening 2
1.	983	+		=	1.869
2.	1.000	+		=	1.518
3.	973	+		=	1.579
4.	944	+		=	1.867
5.	550	+		=	803
6.	962	+		=	1.550
7.	900	+		=	1.312
8.	893	+		=	1.396
9.	688	+		=	960
10.	727	+		=	1.003

Oefening 3
1.	461	+		=	719
2.	383	+		=	716
3.	275	+		=	514
4.	932	+		=	1.801
5.	890	+		=	1.518
6.	899	+		=	1.301
7.	473	+		=	824
8.	431	+		=	714
9.	602	+		=	1.116
10.	943	+		=	1.433

Oefening 4
1.	829	+		=	1.238
2.	889	+		=	1.407
3.	639	+		=	1.116
4.	946	+		=	1.280
5.	722	+		=	1.367
6.	791	+		=	1.367
7.	778	+		=	1.430
8.	704	+		=	1.167
9.	906	+		=	1.302
10.	729	+		=	937

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	591	+	358	=	949
2.	684	+	514	=	1.198
3.	447	+	330	=	777
4.	679	+	668	=	1.347
5.	976	+	770	=	1.746
6.	515	+	437	=	952
7.	709	+	655	=	1.364
8.	690	+	241	=	931
9.	758	+	281	=	1.039
10.	675	+	389	=	1.064

Oefening 2
1.	983	+	886	=	1.869
2.	1.000	+	518	=	1.518
3.	973	+	606	=	1.579
4.	944	+	923	=	1.867
5.	550	+	253	=	803
6.	962	+	588	=	1.550
7.	900	+	412	=	1.312
8.	893	+	503	=	1.396
9.	688	+	272	=	960
10.	727	+	276	=	1.003

Oefening 3
1.	461	+	258	=	719
2.	383	+	333	=	716
3.	275	+	239	=	514
4.	932	+	869	=	1.801
5.	890	+	628	=	1.518
6.	899	+	402	=	1.301
7.	473	+	351	=	824
8.	431	+	283	=	714
9.	602	+	514	=	1.116
10.	943	+	490	=	1.433

Oefening 4
1.	829	+	409	=	1.238
2.	889	+	518	=	1.407
3.	639	+	477	=	1.116
4.	946	+	334	=	1.280
5.	722	+	645	=	1.367
6.	791	+	576	=	1.367
7.	778	+	652	=	1.430
8.	704	+	463	=	1.167
9.	906	+	396	=	1.302
10.	729	+	208	=	937