Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	636	+		=	1.079
2.	574	+		=	1.010
3.	622	+		=	981
4.	582	+		=	817
5.	297	+		=	498
6.	664	+		=	1.049
7.	312	+		=	527
8.	937	+		=	1.479
9.	890	+		=	1.688
10.	875	+		=	1.108

Oefening 2
1.	320	+		=	559
2.	764	+		=	1.515
3.	577	+		=	987
4.	872	+		=	1.571
5.	831	+		=	1.620
6.	835	+		=	1.332
7.	503	+		=	775
8.	674	+		=	940
9.	918	+		=	1.393
10.	566	+		=	928

Oefening 3
1.	970	+		=	1.914
2.	981	+		=	1.598
3.	291	+		=	549
4.	948	+		=	1.262
5.	701	+		=	1.344
6.	655	+		=	865
7.	889	+		=	1.309
8.	440	+		=	845
9.	816	+		=	1.491
10.	642	+		=	1.089

Oefening 4
1.	571	+		=	1.098
2.	340	+		=	621
3.	897	+		=	1.228
4.	575	+		=	1.087
5.	769	+		=	1.367
6.	625	+		=	854
7.	585	+		=	954
8.	979	+		=	1.931
9.	654	+		=	1.150
10.	306	+		=	551

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	636	+	443	=	1.079
2.	574	+	436	=	1.010
3.	622	+	359	=	981
4.	582	+	235	=	817
5.	297	+	201	=	498
6.	664	+	385	=	1.049
7.	312	+	215	=	527
8.	937	+	542	=	1.479
9.	890	+	798	=	1.688
10.	875	+	233	=	1.108

Oefening 2
1.	320	+	239	=	559
2.	764	+	751	=	1.515
3.	577	+	410	=	987
4.	872	+	699	=	1.571
5.	831	+	789	=	1.620
6.	835	+	497	=	1.332
7.	503	+	272	=	775
8.	674	+	266	=	940
9.	918	+	475	=	1.393
10.	566	+	362	=	928

Oefening 3
1.	970	+	944	=	1.914
2.	981	+	617	=	1.598
3.	291	+	258	=	549
4.	948	+	314	=	1.262
5.	701	+	643	=	1.344
6.	655	+	210	=	865
7.	889	+	420	=	1.309
8.	440	+	405	=	845
9.	816	+	675	=	1.491
10.	642	+	447	=	1.089

Oefening 4
1.	571	+	527	=	1.098
2.	340	+	281	=	621
3.	897	+	331	=	1.228
4.	575	+	512	=	1.087
5.	769	+	598	=	1.367
6.	625	+	229	=	854
7.	585	+	369	=	954
8.	979	+	952	=	1.931
9.	654	+	496	=	1.150
10.	306	+	245	=	551