Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	449	+		=	730
2.	974	+		=	1.359
3.	267	+		=	485
4.	980	+		=	1.301
5.	839	+		=	1.377
6.	565	+		=	837
7.	651	+		=	1.167
8.	857	+		=	1.066
9.	446	+		=	749
10.	461	+		=	826

Oefening 2
1.	640	+		=	863
2.	644	+		=	975
3.	655	+		=	988
4.	853	+		=	1.651
5.	984	+		=	1.394
6.	469	+		=	729
7.	550	+		=	783
8.	822	+		=	1.230
9.	594	+		=	1.006
10.	815	+		=	1.051

Oefening 3
1.	587	+		=	984
2.	662	+		=	1.126
3.	674	+		=	1.079
4.	597	+		=	1.058
5.	787	+		=	1.491
6.	695	+		=	1.274
7.	378	+		=	625
8.	684	+		=	1.079
9.	603	+		=	1.014
10.	688	+		=	889

Oefening 4
1.	669	+		=	1.052
2.	851	+		=	1.372
3.	922	+		=	1.197
4.	367	+		=	706
5.	458	+		=	727
6.	728	+		=	1.277
7.	583	+		=	930
8.	389	+		=	611
9.	607	+		=	969
10.	703	+		=	1.136

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	449	+	281	=	730
2.	974	+	385	=	1.359
3.	267	+	218	=	485
4.	980	+	321	=	1.301
5.	839	+	538	=	1.377
6.	565	+	272	=	837
7.	651	+	516	=	1.167
8.	857	+	209	=	1.066
9.	446	+	303	=	749
10.	461	+	365	=	826

Oefening 2
1.	640	+	223	=	863
2.	644	+	331	=	975
3.	655	+	333	=	988
4.	853	+	798	=	1.651
5.	984	+	410	=	1.394
6.	469	+	260	=	729
7.	550	+	233	=	783
8.	822	+	408	=	1.230
9.	594	+	412	=	1.006
10.	815	+	236	=	1.051

Oefening 3
1.	587	+	397	=	984
2.	662	+	464	=	1.126
3.	674	+	405	=	1.079
4.	597	+	461	=	1.058
5.	787	+	704	=	1.491
6.	695	+	579	=	1.274
7.	378	+	247	=	625
8.	684	+	395	=	1.079
9.	603	+	411	=	1.014
10.	688	+	201	=	889

Oefening 4
1.	669	+	383	=	1.052
2.	851	+	521	=	1.372
3.	922	+	275	=	1.197
4.	367	+	339	=	706
5.	458	+	269	=	727
6.	728	+	549	=	1.277
7.	583	+	347	=	930
8.	389	+	222	=	611
9.	607	+	362	=	969
10.	703	+	433	=	1.136