Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	554	+		=	929
2.	738	+		=	1.424
3.	486	+		=	729
4.	802	+		=	1.108
5.	496	+		=	873
6.	774	+		=	1.068
7.	928	+		=	1.312
8.	693	+		=	1.373
9.	744	+		=	1.461
10.	576	+		=	956

Oefening 2
1.	685	+		=	947
2.	934	+		=	1.813
3.	962	+		=	1.202
4.	577	+		=	1.002
5.	728	+		=	1.204
6.	726	+		=	967
7.	688	+		=	961
8.	722	+		=	1.315
9.	915	+		=	1.765
10.	868	+		=	1.184

Oefening 3
1.	905	+		=	1.568
2.	668	+		=	1.025
3.	927	+		=	1.262
4.	966	+		=	1.554
5.	984	+		=	1.934
6.	733	+		=	1.117
7.	842	+		=	1.541
8.	576	+		=	1.135
9.	858	+		=	1.076
10.	426	+		=	663

Oefening 4
1.	974	+		=	1.436
2.	900	+		=	1.169
3.	966	+		=	1.758
4.	879	+		=	1.129
5.	783	+		=	1.093
6.	628	+		=	1.015
7.	724	+		=	1.303
8.	762	+		=	1.261
9.	675	+		=	1.345
10.	934	+		=	1.803

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	554	+	375	=	929
2.	738	+	686	=	1.424
3.	486	+	243	=	729
4.	802	+	306	=	1.108
5.	496	+	377	=	873
6.	774	+	294	=	1.068
7.	928	+	384	=	1.312
8.	693	+	680	=	1.373
9.	744	+	717	=	1.461
10.	576	+	380	=	956

Oefening 2
1.	685	+	262	=	947
2.	934	+	879	=	1.813
3.	962	+	240	=	1.202
4.	577	+	425	=	1.002
5.	728	+	476	=	1.204
6.	726	+	241	=	967
7.	688	+	273	=	961
8.	722	+	593	=	1.315
9.	915	+	850	=	1.765
10.	868	+	316	=	1.184

Oefening 3
1.	905	+	663	=	1.568
2.	668	+	357	=	1.025
3.	927	+	335	=	1.262
4.	966	+	588	=	1.554
5.	984	+	950	=	1.934
6.	733	+	384	=	1.117
7.	842	+	699	=	1.541
8.	576	+	559	=	1.135
9.	858	+	218	=	1.076
10.	426	+	237	=	663

Oefening 4
1.	974	+	462	=	1.436
2.	900	+	269	=	1.169
3.	966	+	792	=	1.758
4.	879	+	250	=	1.129
5.	783	+	310	=	1.093
6.	628	+	387	=	1.015
7.	724	+	579	=	1.303
8.	762	+	499	=	1.261
9.	675	+	670	=	1.345
10.	934	+	869	=	1.803