Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	417	+		=	691
2.	684	+		=	966
3.	297	+		=	533
4.	747	+		=	992
5.	572	+		=	851
6.	953	+		=	1.476
7.	998	+		=	1.458
8.	607	+		=	990
9.	758	+		=	1.049
10.	868	+		=	1.481

Oefening 2
1.	504	+		=	750
2.	528	+		=	887
3.	797	+		=	1.371
4.	932	+		=	1.675
5.	223	+		=	439
6.	983	+		=	1.901
7.	988	+		=	1.716
8.	762	+		=	1.078
9.	962	+		=	1.621
10.	906	+		=	1.377

Oefening 3
1.	827	+		=	1.036
2.	875	+		=	1.185
3.	868	+		=	1.280
4.	858	+		=	1.589
5.	953	+		=	1.424
6.	600	+		=	851
7.	613	+		=	960
8.	727	+		=	968
9.	696	+		=	1.388
10.	787	+		=	1.193

Oefening 4
1.	795	+		=	1.238
2.	626	+		=	888
3.	707	+		=	1.355
4.	902	+		=	1.592
5.	884	+		=	1.304
6.	944	+		=	1.731
7.	659	+		=	1.233
8.	613	+		=	1.052
9.	827	+		=	1.552
10.	682	+		=	996

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	417	+	274	=	691
2.	684	+	282	=	966
3.	297	+	236	=	533
4.	747	+	245	=	992
5.	572	+	279	=	851
6.	953	+	523	=	1.476
7.	998	+	460	=	1.458
8.	607	+	383	=	990
9.	758	+	291	=	1.049
10.	868	+	613	=	1.481

Oefening 2
1.	504	+	246	=	750
2.	528	+	359	=	887
3.	797	+	574	=	1.371
4.	932	+	743	=	1.675
5.	223	+	216	=	439
6.	983	+	918	=	1.901
7.	988	+	728	=	1.716
8.	762	+	316	=	1.078
9.	962	+	659	=	1.621
10.	906	+	471	=	1.377

Oefening 3
1.	827	+	209	=	1.036
2.	875	+	310	=	1.185
3.	868	+	412	=	1.280
4.	858	+	731	=	1.589
5.	953	+	471	=	1.424
6.	600	+	251	=	851
7.	613	+	347	=	960
8.	727	+	241	=	968
9.	696	+	692	=	1.388
10.	787	+	406	=	1.193

Oefening 4
1.	795	+	443	=	1.238
2.	626	+	262	=	888
3.	707	+	648	=	1.355
4.	902	+	690	=	1.592
5.	884	+	420	=	1.304
6.	944	+	787	=	1.731
7.	659	+	574	=	1.233
8.	613	+	439	=	1.052
9.	827	+	725	=	1.552
10.	682	+	314	=	996