Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	908	+		=	1.535
2.	801	+		=	1.304
3.	968	+		=	1.749
4.	759	+		=	1.379
5.	558	+		=	843
6.	495	+		=	819
7.	911	+		=	1.774
8.	783	+		=	1.004
9.	434	+		=	817
10.	721	+		=	964

Oefening 2
1.	608	+		=	1.064
2.	833	+		=	1.181
3.	763	+		=	1.268
4.	907	+		=	1.798
5.	460	+		=	748
6.	661	+		=	1.221
7.	471	+		=	743
8.	427	+		=	641
9.	403	+		=	782
10.	636	+		=	1.008

Oefening 3
1.	471	+		=	758
2.	671	+		=	1.179
3.	494	+		=	698
4.	948	+		=	1.333
5.	732	+		=	971
6.	672	+		=	910
7.	924	+		=	1.311
8.	934	+		=	1.658
9.	581	+		=	829
10.	965	+		=	1.188

Oefening 4
1.	765	+		=	1.467
2.	948	+		=	1.668
3.	298	+		=	591
4.	598	+		=	989
5.	798	+		=	1.379
6.	666	+		=	986
7.	824	+		=	1.243
8.	931	+		=	1.669
9.	728	+		=	1.073
10.	874	+		=	1.746

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	908	+	627	=	1.535
2.	801	+	503	=	1.304
3.	968	+	781	=	1.749
4.	759	+	620	=	1.379
5.	558	+	285	=	843
6.	495	+	324	=	819
7.	911	+	863	=	1.774
8.	783	+	221	=	1.004
9.	434	+	383	=	817
10.	721	+	243	=	964

Oefening 2
1.	608	+	456	=	1.064
2.	833	+	348	=	1.181
3.	763	+	505	=	1.268
4.	907	+	891	=	1.798
5.	460	+	288	=	748
6.	661	+	560	=	1.221
7.	471	+	272	=	743
8.	427	+	214	=	641
9.	403	+	379	=	782
10.	636	+	372	=	1.008

Oefening 3
1.	471	+	287	=	758
2.	671	+	508	=	1.179
3.	494	+	204	=	698
4.	948	+	385	=	1.333
5.	732	+	239	=	971
6.	672	+	238	=	910
7.	924	+	387	=	1.311
8.	934	+	724	=	1.658
9.	581	+	248	=	829
10.	965	+	223	=	1.188

Oefening 4
1.	765	+	702	=	1.467
2.	948	+	720	=	1.668
3.	298	+	293	=	591
4.	598	+	391	=	989
5.	798	+	581	=	1.379
6.	666	+	320	=	986
7.	824	+	419	=	1.243
8.	931	+	738	=	1.669
9.	728	+	345	=	1.073
10.	874	+	872	=	1.746