Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	843	+		=	1.226
2.	978	+		=	1.877
3.	797	+		=	1.085
4.	732	+		=	1.022
5.	382	+		=	595
6.	892	+		=	1.131
7.	696	+		=	1.291
8.	858	+		=	1.212
9.	712	+		=	1.194
10.	882	+		=	1.608

Oefening 2
1.	774	+		=	1.116
2.	846	+		=	1.462
3.	638	+		=	1.039
4.	960	+		=	1.476
5.	863	+		=	1.457
6.	989	+		=	1.449
7.	374	+		=	585
8.	917	+		=	1.512
9.	575	+		=	1.078
10.	422	+		=	630

Oefening 3
1.	868	+		=	1.445
2.	756	+		=	1.189
3.	713	+		=	1.257
4.	603	+		=	1.134
5.	648	+		=	1.050
6.	765	+		=	1.189
7.	817	+		=	1.410
8.	932	+		=	1.794
9.	348	+		=	564
10.	745	+		=	1.389

Oefening 4
1.	733	+		=	1.067
2.	838	+		=	1.212
3.	665	+		=	1.195
4.	718	+		=	1.008
5.	596	+		=	1.015
6.	823	+		=	1.045
7.	832	+		=	1.466
8.	857	+		=	1.404
9.	511	+		=	781
10.	588	+		=	1.057

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	843	+	383	=	1.226
2.	978	+	899	=	1.877
3.	797	+	288	=	1.085
4.	732	+	290	=	1.022
5.	382	+	213	=	595
6.	892	+	239	=	1.131
7.	696	+	595	=	1.291
8.	858	+	354	=	1.212
9.	712	+	482	=	1.194
10.	882	+	726	=	1.608

Oefening 2
1.	774	+	342	=	1.116
2.	846	+	616	=	1.462
3.	638	+	401	=	1.039
4.	960	+	516	=	1.476
5.	863	+	594	=	1.457
6.	989	+	460	=	1.449
7.	374	+	211	=	585
8.	917	+	595	=	1.512
9.	575	+	503	=	1.078
10.	422	+	208	=	630

Oefening 3
1.	868	+	577	=	1.445
2.	756	+	433	=	1.189
3.	713	+	544	=	1.257
4.	603	+	531	=	1.134
5.	648	+	402	=	1.050
6.	765	+	424	=	1.189
7.	817	+	593	=	1.410
8.	932	+	862	=	1.794
9.	348	+	216	=	564
10.	745	+	644	=	1.389

Oefening 4
1.	733	+	334	=	1.067
2.	838	+	374	=	1.212
3.	665	+	530	=	1.195
4.	718	+	290	=	1.008
5.	596	+	419	=	1.015
6.	823	+	222	=	1.045
7.	832	+	634	=	1.466
8.	857	+	547	=	1.404
9.	511	+	270	=	781
10.	588	+	469	=	1.057