Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	551	+		=	846
2.	425	+		=	780
3.	715	+		=	1.066
4.	723	+		=	940
5.	887	+		=	1.167
6.	595	+		=	912
7.	892	+		=	1.595
8.	982	+		=	1.678
9.	933	+		=	1.140
10.	892	+		=	1.481

Oefening 2
1.	597	+		=	1.157
2.	606	+		=	820
3.	604	+		=	1.022
4.	950	+		=	1.774
5.	879	+		=	1.406
6.	721	+		=	1.440
7.	795	+		=	1.124
8.	927	+		=	1.148
9.	496	+		=	919
10.	434	+		=	653

Oefening 3
1.	963	+		=	1.768
2.	895	+		=	1.358
3.	668	+		=	1.252
4.	772	+		=	1.144
5.	898	+		=	1.573
6.	822	+		=	1.203
7.	748	+		=	1.084
8.	654	+		=	1.159
9.	829	+		=	1.555
10.	993	+		=	1.416

Oefening 4
1.	850	+		=	1.542
2.	596	+		=	796
3.	993	+		=	1.352
4.	760	+		=	1.302
5.	986	+		=	1.220
6.	938	+		=	1.710
7.	944	+		=	1.691
8.	955	+		=	1.307
9.	671	+		=	1.247
10.	555	+		=	1.109

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	551	+	295	=	846
2.	425	+	355	=	780
3.	715	+	351	=	1.066
4.	723	+	217	=	940
5.	887	+	280	=	1.167
6.	595	+	317	=	912
7.	892	+	703	=	1.595
8.	982	+	696	=	1.678
9.	933	+	207	=	1.140
10.	892	+	589	=	1.481

Oefening 2
1.	597	+	560	=	1.157
2.	606	+	214	=	820
3.	604	+	418	=	1.022
4.	950	+	824	=	1.774
5.	879	+	527	=	1.406
6.	721	+	719	=	1.440
7.	795	+	329	=	1.124
8.	927	+	221	=	1.148
9.	496	+	423	=	919
10.	434	+	219	=	653

Oefening 3
1.	963	+	805	=	1.768
2.	895	+	463	=	1.358
3.	668	+	584	=	1.252
4.	772	+	372	=	1.144
5.	898	+	675	=	1.573
6.	822	+	381	=	1.203
7.	748	+	336	=	1.084
8.	654	+	505	=	1.159
9.	829	+	726	=	1.555
10.	993	+	423	=	1.416

Oefening 4
1.	850	+	692	=	1.542
2.	596	+	200	=	796
3.	993	+	359	=	1.352
4.	760	+	542	=	1.302
5.	986	+	234	=	1.220
6.	938	+	772	=	1.710
7.	944	+	747	=	1.691
8.	955	+	352	=	1.307
9.	671	+	576	=	1.247
10.	555	+	554	=	1.109