Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	585	+		=	890
2.	751	+		=	1.291
3.	841	+		=	1.159
4.	444	+		=	697
5.	517	+		=	889
6.	490	+		=	753
7.	911	+		=	1.705
8.	544	+		=	976
9.	899	+		=	1.716
10.	744	+		=	1.011

Oefening 2
1.	570	+		=	1.002
2.	940	+		=	1.563
3.	719	+		=	1.132
4.	796	+		=	1.087
5.	950	+		=	1.576
6.	803	+		=	1.340
7.	747	+		=	1.043
8.	903	+		=	1.722
9.	632	+		=	1.209
10.	670	+		=	1.159

Oefening 3
1.	338	+		=	649
2.	910	+		=	1.443
3.	726	+		=	1.395
4.	729	+		=	1.367
5.	579	+		=	1.144
6.	756	+		=	1.305
7.	947	+		=	1.517
8.	487	+		=	713
9.	459	+		=	903
10.	687	+		=	1.113

Oefening 4
1.	893	+		=	1.096
2.	659	+		=	1.062
3.	664	+		=	1.311
4.	856	+		=	1.302
5.	633	+		=	1.014
6.	972	+		=	1.632
7.	761	+		=	1.410
8.	799	+		=	1.170
9.	463	+		=	853
10.	945	+		=	1.519

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	585	+	305	=	890
2.	751	+	540	=	1.291
3.	841	+	318	=	1.159
4.	444	+	253	=	697
5.	517	+	372	=	889
6.	490	+	263	=	753
7.	911	+	794	=	1.705
8.	544	+	432	=	976
9.	899	+	817	=	1.716
10.	744	+	267	=	1.011

Oefening 2
1.	570	+	432	=	1.002
2.	940	+	623	=	1.563
3.	719	+	413	=	1.132
4.	796	+	291	=	1.087
5.	950	+	626	=	1.576
6.	803	+	537	=	1.340
7.	747	+	296	=	1.043
8.	903	+	819	=	1.722
9.	632	+	577	=	1.209
10.	670	+	489	=	1.159

Oefening 3
1.	338	+	311	=	649
2.	910	+	533	=	1.443
3.	726	+	669	=	1.395
4.	729	+	638	=	1.367
5.	579	+	565	=	1.144
6.	756	+	549	=	1.305
7.	947	+	570	=	1.517
8.	487	+	226	=	713
9.	459	+	444	=	903
10.	687	+	426	=	1.113

Oefening 4
1.	893	+	203	=	1.096
2.	659	+	403	=	1.062
3.	664	+	647	=	1.311
4.	856	+	446	=	1.302
5.	633	+	381	=	1.014
6.	972	+	660	=	1.632
7.	761	+	649	=	1.410
8.	799	+	371	=	1.170
9.	463	+	390	=	853
10.	945	+	574	=	1.519