Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	751	+		=	1.142
2.	843	+		=	1.166
3.	474	+		=	739
4.	919	+		=	1.343
5.	949	+		=	1.607
6.	574	+		=	897
7.	758	+		=	1.058
8.	711	+		=	1.283
9.	994	+		=	1.465
10.	607	+		=	1.114

Oefening 2
1.	858	+		=	1.190
2.	560	+		=	1.094
3.	650	+		=	1.049
4.	676	+		=	1.269
5.	636	+		=	1.079
6.	631	+		=	936
7.	513	+		=	1.016
8.	541	+		=	820
9.	735	+		=	1.381
10.	748	+		=	1.466

Oefening 3
1.	650	+		=	893
2.	272	+		=	533
3.	524	+		=	748
4.	596	+		=	1.181
5.	556	+		=	989
6.	961	+		=	1.669
7.	674	+		=	1.278
8.	886	+		=	1.749
9.	904	+		=	1.231
10.	804	+		=	1.378

Oefening 4
1.	999	+		=	1.581
2.	658	+		=	1.181
3.	935	+		=	1.228
4.	699	+		=	1.061
5.	628	+		=	982
6.	882	+		=	1.399
7.	961	+		=	1.421
8.	946	+		=	1.482
9.	683	+		=	1.355
10.	749	+		=	1.228

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	751	+	391	=	1.142
2.	843	+	323	=	1.166
3.	474	+	265	=	739
4.	919	+	424	=	1.343
5.	949	+	658	=	1.607
6.	574	+	323	=	897
7.	758	+	300	=	1.058
8.	711	+	572	=	1.283
9.	994	+	471	=	1.465
10.	607	+	507	=	1.114

Oefening 2
1.	858	+	332	=	1.190
2.	560	+	534	=	1.094
3.	650	+	399	=	1.049
4.	676	+	593	=	1.269
5.	636	+	443	=	1.079
6.	631	+	305	=	936
7.	513	+	503	=	1.016
8.	541	+	279	=	820
9.	735	+	646	=	1.381
10.	748	+	718	=	1.466

Oefening 3
1.	650	+	243	=	893
2.	272	+	261	=	533
3.	524	+	224	=	748
4.	596	+	585	=	1.181
5.	556	+	433	=	989
6.	961	+	708	=	1.669
7.	674	+	604	=	1.278
8.	886	+	863	=	1.749
9.	904	+	327	=	1.231
10.	804	+	574	=	1.378

Oefening 4
1.	999	+	582	=	1.581
2.	658	+	523	=	1.181
3.	935	+	293	=	1.228
4.	699	+	362	=	1.061
5.	628	+	354	=	982
6.	882	+	517	=	1.399
7.	961	+	460	=	1.421
8.	946	+	536	=	1.482
9.	683	+	672	=	1.355
10.	749	+	479	=	1.228