Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	809	+		=	1.542
2.	917	+		=	1.466
3.	871	+		=	1.579
4.	899	+		=	1.604
5.	593	+		=	841
6.	783	+		=	1.481
7.	916	+		=	1.546
8.	663	+		=	906
9.	982	+		=	1.253
10.	791	+		=	1.187

Oefening 2
1.	950	+		=	1.543
2.	787	+		=	1.465
3.	396	+		=	722
4.	378	+		=	687
5.	439	+		=	830
6.	716	+		=	1.223
7.	952	+		=	1.432
8.	461	+		=	880
9.	911	+		=	1.413
10.	753	+		=	1.394

Oefening 3
1.	395	+		=	669
2.	555	+		=	997
3.	563	+		=	776
4.	558	+		=	1.074
5.	877	+		=	1.390
6.	796	+		=	1.240
7.	680	+		=	1.197
8.	370	+		=	575
9.	988	+		=	1.593
10.	964	+		=	1.637

Oefening 4
1.	677	+		=	1.253
2.	999	+		=	1.992
3.	646	+		=	1.097
4.	786	+		=	1.496
5.	947	+		=	1.297
6.	538	+		=	752
7.	990	+		=	1.751
8.	656	+		=	1.077
9.	748	+		=	1.044
10.	822	+		=	1.232

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	809	+	733	=	1.542
2.	917	+	549	=	1.466
3.	871	+	708	=	1.579
4.	899	+	705	=	1.604
5.	593	+	248	=	841
6.	783	+	698	=	1.481
7.	916	+	630	=	1.546
8.	663	+	243	=	906
9.	982	+	271	=	1.253
10.	791	+	396	=	1.187

Oefening 2
1.	950	+	593	=	1.543
2.	787	+	678	=	1.465
3.	396	+	326	=	722
4.	378	+	309	=	687
5.	439	+	391	=	830
6.	716	+	507	=	1.223
7.	952	+	480	=	1.432
8.	461	+	419	=	880
9.	911	+	502	=	1.413
10.	753	+	641	=	1.394

Oefening 3
1.	395	+	274	=	669
2.	555	+	442	=	997
3.	563	+	213	=	776
4.	558	+	516	=	1.074
5.	877	+	513	=	1.390
6.	796	+	444	=	1.240
7.	680	+	517	=	1.197
8.	370	+	205	=	575
9.	988	+	605	=	1.593
10.	964	+	673	=	1.637

Oefening 4
1.	677	+	576	=	1.253
2.	999	+	993	=	1.992
3.	646	+	451	=	1.097
4.	786	+	710	=	1.496
5.	947	+	350	=	1.297
6.	538	+	214	=	752
7.	990	+	761	=	1.751
8.	656	+	421	=	1.077
9.	748	+	296	=	1.044
10.	822	+	410	=	1.232