Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	446	+		=	760
2.	980	+		=	1.317
3.	953	+		=	1.693
4.	687	+		=	1.349
5.	875	+		=	1.193
6.	780	+		=	1.135
7.	893	+		=	1.212
8.	853	+		=	1.481
9.	672	+		=	1.103
10.	876	+		=	1.481

Oefening 2
1.	530	+		=	1.048
2.	768	+		=	1.045
3.	699	+		=	1.331
4.	809	+		=	1.381
5.	987	+		=	1.768
6.	418	+		=	657
7.	997	+		=	1.648
8.	859	+		=	1.622
9.	936	+		=	1.508
10.	458	+		=	753

Oefening 3
1.	511	+		=	982
2.	837	+		=	1.413
3.	532	+		=	867
4.	844	+		=	1.489
5.	691	+		=	1.279
6.	981	+		=	1.481
7.	847	+		=	1.398
8.	928	+		=	1.602
9.	873	+		=	1.443
10.	284	+		=	517

Oefening 4
1.	709	+		=	1.403
2.	999	+		=	1.277
3.	959	+		=	1.284
4.	702	+		=	929
5.	932	+		=	1.428
6.	930	+		=	1.776
7.	1.000	+		=	1.457
8.	945	+		=	1.302
9.	851	+		=	1.561
10.	335	+		=	621

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	446	+	314	=	760
2.	980	+	337	=	1.317
3.	953	+	740	=	1.693
4.	687	+	662	=	1.349
5.	875	+	318	=	1.193
6.	780	+	355	=	1.135
7.	893	+	319	=	1.212
8.	853	+	628	=	1.481
9.	672	+	431	=	1.103
10.	876	+	605	=	1.481

Oefening 2
1.	530	+	518	=	1.048
2.	768	+	277	=	1.045
3.	699	+	632	=	1.331
4.	809	+	572	=	1.381
5.	987	+	781	=	1.768
6.	418	+	239	=	657
7.	997	+	651	=	1.648
8.	859	+	763	=	1.622
9.	936	+	572	=	1.508
10.	458	+	295	=	753

Oefening 3
1.	511	+	471	=	982
2.	837	+	576	=	1.413
3.	532	+	335	=	867
4.	844	+	645	=	1.489
5.	691	+	588	=	1.279
6.	981	+	500	=	1.481
7.	847	+	551	=	1.398
8.	928	+	674	=	1.602
9.	873	+	570	=	1.443
10.	284	+	233	=	517

Oefening 4
1.	709	+	694	=	1.403
2.	999	+	278	=	1.277
3.	959	+	325	=	1.284
4.	702	+	227	=	929
5.	932	+	496	=	1.428
6.	930	+	846	=	1.776
7.	1.000	+	457	=	1.457
8.	945	+	357	=	1.302
9.	851	+	710	=	1.561
10.	335	+	286	=	621