Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	617	+		=	1.158
2.	925	+		=	1.367
3.	953	+		=	1.445
4.	929	+		=	1.717
5.	835	+		=	1.150
6.	673	+		=	1.087
7.	901	+		=	1.552
8.	730	+		=	1.113
9.	805	+		=	1.575
10.	506	+		=	977

Oefening 2
1.	742	+		=	1.138
2.	445	+		=	841
3.	637	+		=	1.254
4.	926	+		=	1.829
5.	801	+		=	1.561
6.	703	+		=	1.127
7.	806	+		=	1.285
8.	871	+		=	1.629
9.	998	+		=	1.768
10.	745	+		=	1.400

Oefening 3
1.	543	+		=	819
2.	796	+		=	1.152
3.	873	+		=	1.079
4.	684	+		=	1.227
5.	539	+		=	936
6.	283	+		=	563
7.	602	+		=	1.028
8.	776	+		=	1.114
9.	848	+		=	1.613
10.	677	+		=	996

Oefening 4
1.	794	+		=	1.521
2.	807	+		=	1.213
3.	426	+		=	705
4.	540	+		=	887
5.	846	+		=	1.256
6.	765	+		=	1.221
7.	976	+		=	1.231
8.	284	+		=	533
9.	585	+		=	1.150
10.	759	+		=	1.217

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	617	+	541	=	1.158
2.	925	+	442	=	1.367
3.	953	+	492	=	1.445
4.	929	+	788	=	1.717
5.	835	+	315	=	1.150
6.	673	+	414	=	1.087
7.	901	+	651	=	1.552
8.	730	+	383	=	1.113
9.	805	+	770	=	1.575
10.	506	+	471	=	977

Oefening 2
1.	742	+	396	=	1.138
2.	445	+	396	=	841
3.	637	+	617	=	1.254
4.	926	+	903	=	1.829
5.	801	+	760	=	1.561
6.	703	+	424	=	1.127
7.	806	+	479	=	1.285
8.	871	+	758	=	1.629
9.	998	+	770	=	1.768
10.	745	+	655	=	1.400

Oefening 3
1.	543	+	276	=	819
2.	796	+	356	=	1.152
3.	873	+	206	=	1.079
4.	684	+	543	=	1.227
5.	539	+	397	=	936
6.	283	+	280	=	563
7.	602	+	426	=	1.028
8.	776	+	338	=	1.114
9.	848	+	765	=	1.613
10.	677	+	319	=	996

Oefening 4
1.	794	+	727	=	1.521
2.	807	+	406	=	1.213
3.	426	+	279	=	705
4.	540	+	347	=	887
5.	846	+	410	=	1.256
6.	765	+	456	=	1.221
7.	976	+	255	=	1.231
8.	284	+	249	=	533
9.	585	+	565	=	1.150
10.	759	+	458	=	1.217