Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	998	+		=	1.232
2.	829	+		=	1.173
3.	585	+		=	918
4.	942	+		=	1.271
5.	740	+		=	1.354
6.	887	+		=	1.328
7.	713	+		=	1.247
8.	940	+		=	1.839
9.	679	+		=	1.317
10.	831	+		=	1.250

Oefening 2
1.	939	+		=	1.874
2.	685	+		=	1.026
3.	509	+		=	953
4.	993	+		=	1.276
5.	815	+		=	1.190
6.	653	+		=	1.016
7.	856	+		=	1.163
8.	939	+		=	1.694
9.	947	+		=	1.158
10.	683	+		=	960

Oefening 3
1.	815	+		=	1.563
2.	967	+		=	1.305
3.	773	+		=	1.433
4.	382	+		=	657
5.	984	+		=	1.809
6.	600	+		=	870
7.	385	+		=	677
8.	894	+		=	1.187
9.	713	+		=	1.028
10.	666	+		=	934

Oefening 4
1.	740	+		=	1.443
2.	895	+		=	1.274
3.	993	+		=	1.511
4.	516	+		=	900
5.	497	+		=	899
6.	623	+		=	1.221
7.	776	+		=	1.327
8.	882	+		=	1.668
9.	735	+		=	978
10.	921	+		=	1.487

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	998	+	234	=	1.232
2.	829	+	344	=	1.173
3.	585	+	333	=	918
4.	942	+	329	=	1.271
5.	740	+	614	=	1.354
6.	887	+	441	=	1.328
7.	713	+	534	=	1.247
8.	940	+	899	=	1.839
9.	679	+	638	=	1.317
10.	831	+	419	=	1.250

Oefening 2
1.	939	+	935	=	1.874
2.	685	+	341	=	1.026
3.	509	+	444	=	953
4.	993	+	283	=	1.276
5.	815	+	375	=	1.190
6.	653	+	363	=	1.016
7.	856	+	307	=	1.163
8.	939	+	755	=	1.694
9.	947	+	211	=	1.158
10.	683	+	277	=	960

Oefening 3
1.	815	+	748	=	1.563
2.	967	+	338	=	1.305
3.	773	+	660	=	1.433
4.	382	+	275	=	657
5.	984	+	825	=	1.809
6.	600	+	270	=	870
7.	385	+	292	=	677
8.	894	+	293	=	1.187
9.	713	+	315	=	1.028
10.	666	+	268	=	934

Oefening 4
1.	740	+	703	=	1.443
2.	895	+	379	=	1.274
3.	993	+	518	=	1.511
4.	516	+	384	=	900
5.	497	+	402	=	899
6.	623	+	598	=	1.221
7.	776	+	551	=	1.327
8.	882	+	786	=	1.668
9.	735	+	243	=	978
10.	921	+	566	=	1.487