Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	425	+		=	652
2.	995	+		=	1.559
3.	805	+		=	1.172
4.	722	+		=	1.105
5.	707	+		=	1.026
6.	963	+		=	1.363
7.	536	+		=	783
8.	966	+		=	1.750
9.	527	+		=	956
10.	596	+		=	1.175

Oefening 2
1.	403	+		=	797
2.	952	+		=	1.194
3.	691	+		=	1.156
4.	855	+		=	1.708
5.	851	+		=	1.251
6.	406	+		=	657
7.	808	+		=	1.350
8.	886	+		=	1.484
9.	783	+		=	1.223
10.	937	+		=	1.815

Oefening 3
1.	696	+		=	1.001
2.	829	+		=	1.627
3.	403	+		=	616
4.	777	+		=	1.486
5.	995	+		=	1.963
6.	778	+		=	1.083
7.	774	+		=	1.527
8.	613	+		=	1.065
9.	588	+		=	930
10.	847	+		=	1.231

Oefening 4
1.	624	+		=	1.016
2.	886	+		=	1.765
3.	604	+		=	1.090
4.	830	+		=	1.464
5.	799	+		=	1.580
6.	741	+		=	1.189
7.	984	+		=	1.896
8.	986	+		=	1.358
9.	997	+		=	1.841
10.	657	+		=	1.043

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	425	+	227	=	652
2.	995	+	564	=	1.559
3.	805	+	367	=	1.172
4.	722	+	383	=	1.105
5.	707	+	319	=	1.026
6.	963	+	400	=	1.363
7.	536	+	247	=	783
8.	966	+	784	=	1.750
9.	527	+	429	=	956
10.	596	+	579	=	1.175

Oefening 2
1.	403	+	394	=	797
2.	952	+	242	=	1.194
3.	691	+	465	=	1.156
4.	855	+	853	=	1.708
5.	851	+	400	=	1.251
6.	406	+	251	=	657
7.	808	+	542	=	1.350
8.	886	+	598	=	1.484
9.	783	+	440	=	1.223
10.	937	+	878	=	1.815

Oefening 3
1.	696	+	305	=	1.001
2.	829	+	798	=	1.627
3.	403	+	213	=	616
4.	777	+	709	=	1.486
5.	995	+	968	=	1.963
6.	778	+	305	=	1.083
7.	774	+	753	=	1.527
8.	613	+	452	=	1.065
9.	588	+	342	=	930
10.	847	+	384	=	1.231

Oefening 4
1.	624	+	392	=	1.016
2.	886	+	879	=	1.765
3.	604	+	486	=	1.090
4.	830	+	634	=	1.464
5.	799	+	781	=	1.580
6.	741	+	448	=	1.189
7.	984	+	912	=	1.896
8.	986	+	372	=	1.358
9.	997	+	844	=	1.841
10.	657	+	386	=	1.043