Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	877	+		=	1.353
2.	986	+		=	1.432
3.	879	+		=	1.546
4.	853	+		=	1.055
5.	960	+		=	1.288
6.	347	+		=	599
7.	968	+		=	1.920
8.	791	+		=	1.191
9.	672	+		=	1.291
10.	790	+		=	1.116

Oefening 2
1.	852	+		=	1.310
2.	664	+		=	909
3.	981	+		=	1.718
4.	946	+		=	1.378
5.	826	+		=	1.323
6.	939	+		=	1.460
7.	980	+		=	1.341
8.	621	+		=	826
9.	520	+		=	964
10.	638	+		=	908

Oefening 3
1.	610	+		=	887
2.	789	+		=	1.448
3.	820	+		=	1.476
4.	763	+		=	1.517
5.	832	+		=	1.558
6.	795	+		=	1.478
7.	929	+		=	1.697
8.	865	+		=	1.340
9.	937	+		=	1.633
10.	796	+		=	1.313

Oefening 4
1.	895	+		=	1.471
2.	613	+		=	813
3.	891	+		=	1.504
4.	907	+		=	1.413
5.	622	+		=	952
6.	935	+		=	1.834
7.	550	+		=	1.011
8.	864	+		=	1.594
9.	695	+		=	1.047
10.	798	+		=	1.043

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	877	+	476	=	1.353
2.	986	+	446	=	1.432
3.	879	+	667	=	1.546
4.	853	+	202	=	1.055
5.	960	+	328	=	1.288
6.	347	+	252	=	599
7.	968	+	952	=	1.920
8.	791	+	400	=	1.191
9.	672	+	619	=	1.291
10.	790	+	326	=	1.116

Oefening 2
1.	852	+	458	=	1.310
2.	664	+	245	=	909
3.	981	+	737	=	1.718
4.	946	+	432	=	1.378
5.	826	+	497	=	1.323
6.	939	+	521	=	1.460
7.	980	+	361	=	1.341
8.	621	+	205	=	826
9.	520	+	444	=	964
10.	638	+	270	=	908

Oefening 3
1.	610	+	277	=	887
2.	789	+	659	=	1.448
3.	820	+	656	=	1.476
4.	763	+	754	=	1.517
5.	832	+	726	=	1.558
6.	795	+	683	=	1.478
7.	929	+	768	=	1.697
8.	865	+	475	=	1.340
9.	937	+	696	=	1.633
10.	796	+	517	=	1.313

Oefening 4
1.	895	+	576	=	1.471
2.	613	+	200	=	813
3.	891	+	613	=	1.504
4.	907	+	506	=	1.413
5.	622	+	330	=	952
6.	935	+	899	=	1.834
7.	550	+	461	=	1.011
8.	864	+	730	=	1.594
9.	695	+	352	=	1.047
10.	798	+	245	=	1.043