Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	333	+		=	584
2.	824	+		=	1.453
3.	695	+		=	1.128
4.	851	+		=	1.314
5.	960	+		=	1.532
6.	520	+		=	808
7.	959	+		=	1.774
8.	453	+		=	856
9.	931	+		=	1.666
10.	796	+		=	1.418

Oefening 2
1.	837	+		=	1.124
2.	779	+		=	1.139
3.	637	+		=	1.147
4.	895	+		=	1.782
5.	749	+		=	1.439
6.	521	+		=	910
7.	381	+		=	601
8.	296	+		=	566
9.	934	+		=	1.338
10.	534	+		=	1.028

Oefening 3
1.	977	+		=	1.188
2.	595	+		=	1.021
3.	848	+		=	1.456
4.	839	+		=	1.575
5.	814	+		=	1.585
6.	625	+		=	1.065
7.	988	+		=	1.704
8.	688	+		=	1.052
9.	599	+		=	1.097
10.	381	+		=	700

Oefening 4
1.	917	+		=	1.435
2.	559	+		=	769
3.	944	+		=	1.385
4.	762	+		=	1.366
5.	965	+		=	1.857
6.	997	+		=	1.328
7.	818	+		=	1.247
8.	781	+		=	1.476
9.	862	+		=	1.175
10.	735	+		=	1.012

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	333	+	251	=	584
2.	824	+	629	=	1.453
3.	695	+	433	=	1.128
4.	851	+	463	=	1.314
5.	960	+	572	=	1.532
6.	520	+	288	=	808
7.	959	+	815	=	1.774
8.	453	+	403	=	856
9.	931	+	735	=	1.666
10.	796	+	622	=	1.418

Oefening 2
1.	837	+	287	=	1.124
2.	779	+	360	=	1.139
3.	637	+	510	=	1.147
4.	895	+	887	=	1.782
5.	749	+	690	=	1.439
6.	521	+	389	=	910
7.	381	+	220	=	601
8.	296	+	270	=	566
9.	934	+	404	=	1.338
10.	534	+	494	=	1.028

Oefening 3
1.	977	+	211	=	1.188
2.	595	+	426	=	1.021
3.	848	+	608	=	1.456
4.	839	+	736	=	1.575
5.	814	+	771	=	1.585
6.	625	+	440	=	1.065
7.	988	+	716	=	1.704
8.	688	+	364	=	1.052
9.	599	+	498	=	1.097
10.	381	+	319	=	700

Oefening 4
1.	917	+	518	=	1.435
2.	559	+	210	=	769
3.	944	+	441	=	1.385
4.	762	+	604	=	1.366
5.	965	+	892	=	1.857
6.	997	+	331	=	1.328
7.	818	+	429	=	1.247
8.	781	+	695	=	1.476
9.	862	+	313	=	1.175
10.	735	+	277	=	1.012