Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	744	+		=	1.120
2.	731	+		=	1.119
3.	947	+		=	1.867
4.	628	+		=	1.083
5.	826	+		=	1.133
6.	569	+		=	1.078
7.	636	+		=	1.262
8.	644	+		=	1.006
9.	454	+		=	847
10.	852	+		=	1.189

Oefening 2
1.	970	+		=	1.439
2.	849	+		=	1.119
3.	778	+		=	1.384
4.	879	+		=	1.354
5.	493	+		=	800
6.	666	+		=	1.076
7.	615	+		=	825
8.	634	+		=	1.170
9.	870	+		=	1.568
10.	831	+		=	1.219

Oefening 3
1.	861	+		=	1.405
2.	442	+		=	826
3.	670	+		=	1.119
4.	999	+		=	1.548
5.	731	+		=	1.445
6.	873	+		=	1.290
7.	300	+		=	537
8.	928	+		=	1.600
9.	524	+		=	886
10.	652	+		=	1.099

Oefening 4
1.	890	+		=	1.574
2.	621	+		=	969
3.	548	+		=	893
4.	830	+		=	1.036
5.	317	+		=	634
6.	855	+		=	1.279
7.	958	+		=	1.879
8.	893	+		=	1.213
9.	998	+		=	1.566
10.	830	+		=	1.358

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	744	+	376	=	1.120
2.	731	+	388	=	1.119
3.	947	+	920	=	1.867
4.	628	+	455	=	1.083
5.	826	+	307	=	1.133
6.	569	+	509	=	1.078
7.	636	+	626	=	1.262
8.	644	+	362	=	1.006
9.	454	+	393	=	847
10.	852	+	337	=	1.189

Oefening 2
1.	970	+	469	=	1.439
2.	849	+	270	=	1.119
3.	778	+	606	=	1.384
4.	879	+	475	=	1.354
5.	493	+	307	=	800
6.	666	+	410	=	1.076
7.	615	+	210	=	825
8.	634	+	536	=	1.170
9.	870	+	698	=	1.568
10.	831	+	388	=	1.219

Oefening 3
1.	861	+	544	=	1.405
2.	442	+	384	=	826
3.	670	+	449	=	1.119
4.	999	+	549	=	1.548
5.	731	+	714	=	1.445
6.	873	+	417	=	1.290
7.	300	+	237	=	537
8.	928	+	672	=	1.600
9.	524	+	362	=	886
10.	652	+	447	=	1.099

Oefening 4
1.	890	+	684	=	1.574
2.	621	+	348	=	969
3.	548	+	345	=	893
4.	830	+	206	=	1.036
5.	317	+	317	=	634
6.	855	+	424	=	1.279
7.	958	+	921	=	1.879
8.	893	+	320	=	1.213
9.	998	+	568	=	1.566
10.	830	+	528	=	1.358