Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	765	+		=	1.513
2.	821	+		=	1.270
3.	345	+		=	659
4.	983	+		=	1.701
5.	479	+		=	855
6.	407	+		=	741
7.	644	+		=	1.141
8.	707	+		=	1.380
9.	800	+		=	1.249
10.	853	+		=	1.341

Oefening 2
1.	553	+		=	1.024
2.	428	+		=	678
3.	882	+		=	1.133
4.	995	+		=	1.289
5.	976	+		=	1.523
6.	567	+		=	1.027
7.	947	+		=	1.841
8.	886	+		=	1.500
9.	520	+		=	975
10.	662	+		=	1.219

Oefening 3
1.	336	+		=	599
2.	746	+		=	1.471
3.	748	+		=	1.303
4.	446	+		=	722
5.	937	+		=	1.841
6.	639	+		=	842
7.	992	+		=	1.333
8.	666	+		=	1.257
9.	955	+		=	1.601
10.	904	+		=	1.766

Oefening 4
1.	568	+		=	995
2.	777	+		=	1.017
3.	719	+		=	1.209
4.	798	+		=	1.569
5.	827	+		=	1.349
6.	844	+		=	1.686
7.	743	+		=	1.114
8.	725	+		=	1.056
9.	329	+		=	599
10.	612	+		=	962

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	765	+	748	=	1.513
2.	821	+	449	=	1.270
3.	345	+	314	=	659
4.	983	+	718	=	1.701
5.	479	+	376	=	855
6.	407	+	334	=	741
7.	644	+	497	=	1.141
8.	707	+	673	=	1.380
9.	800	+	449	=	1.249
10.	853	+	488	=	1.341

Oefening 2
1.	553	+	471	=	1.024
2.	428	+	250	=	678
3.	882	+	251	=	1.133
4.	995	+	294	=	1.289
5.	976	+	547	=	1.523
6.	567	+	460	=	1.027
7.	947	+	894	=	1.841
8.	886	+	614	=	1.500
9.	520	+	455	=	975
10.	662	+	557	=	1.219

Oefening 3
1.	336	+	263	=	599
2.	746	+	725	=	1.471
3.	748	+	555	=	1.303
4.	446	+	276	=	722
5.	937	+	904	=	1.841
6.	639	+	203	=	842
7.	992	+	341	=	1.333
8.	666	+	591	=	1.257
9.	955	+	646	=	1.601
10.	904	+	862	=	1.766

Oefening 4
1.	568	+	427	=	995
2.	777	+	240	=	1.017
3.	719	+	490	=	1.209
4.	798	+	771	=	1.569
5.	827	+	522	=	1.349
6.	844	+	842	=	1.686
7.	743	+	371	=	1.114
8.	725	+	331	=	1.056
9.	329	+	270	=	599
10.	612	+	350	=	962