Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	798	+		=	1.587
2.	876	+		=	1.616
3.	793	+		=	1.027
4.	243	+		=	443
5.	552	+		=	875
6.	432	+		=	737
7.	712	+		=	1.007
8.	350	+		=	564
9.	621	+		=	1.116
10.	574	+		=	1.061

Oefening 2
1.	807	+		=	1.279
2.	646	+		=	1.266
3.	535	+		=	999
4.	795	+		=	1.574
5.	632	+		=	1.227
6.	389	+		=	637
7.	906	+		=	1.365
8.	724	+		=	1.173
9.	785	+		=	1.252
10.	684	+		=	1.231

Oefening 3
1.	963	+		=	1.619
2.	704	+		=	1.167
3.	740	+		=	1.046
4.	825	+		=	1.132
5.	365	+		=	680
6.	854	+		=	1.060
7.	985	+		=	1.613
8.	789	+		=	1.099
9.	850	+		=	1.581
10.	597	+		=	843

Oefening 4
1.	888	+		=	1.252
2.	542	+		=	1.053
3.	437	+		=	660
4.	476	+		=	814
5.	686	+		=	962
6.	979	+		=	1.470
7.	983	+		=	1.236
8.	472	+		=	793
9.	743	+		=	964
10.	945	+		=	1.704

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	798	+	789	=	1.587
2.	876	+	740	=	1.616
3.	793	+	234	=	1.027
4.	243	+	200	=	443
5.	552	+	323	=	875
6.	432	+	305	=	737
7.	712	+	295	=	1.007
8.	350	+	214	=	564
9.	621	+	495	=	1.116
10.	574	+	487	=	1.061

Oefening 2
1.	807	+	472	=	1.279
2.	646	+	620	=	1.266
3.	535	+	464	=	999
4.	795	+	779	=	1.574
5.	632	+	595	=	1.227
6.	389	+	248	=	637
7.	906	+	459	=	1.365
8.	724	+	449	=	1.173
9.	785	+	467	=	1.252
10.	684	+	547	=	1.231

Oefening 3
1.	963	+	656	=	1.619
2.	704	+	463	=	1.167
3.	740	+	306	=	1.046
4.	825	+	307	=	1.132
5.	365	+	315	=	680
6.	854	+	206	=	1.060
7.	985	+	628	=	1.613
8.	789	+	310	=	1.099
9.	850	+	731	=	1.581
10.	597	+	246	=	843

Oefening 4
1.	888	+	364	=	1.252
2.	542	+	511	=	1.053
3.	437	+	223	=	660
4.	476	+	338	=	814
5.	686	+	276	=	962
6.	979	+	491	=	1.470
7.	983	+	253	=	1.236
8.	472	+	321	=	793
9.	743	+	221	=	964
10.	945	+	759	=	1.704