Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	686	+		=	1.053
2.	452	+		=	821
3.	662	+		=	1.323
4.	857	+		=	1.663
5.	663	+		=	1.220
6.	385	+		=	750
7.	819	+		=	1.334
8.	615	+		=	902
9.	937	+		=	1.550
10.	851	+		=	1.312

Oefening 2
1.	510	+		=	725
2.	341	+		=	679
3.	849	+		=	1.289
4.	512	+		=	782
5.	902	+		=	1.213
6.	763	+		=	1.462
7.	681	+		=	901
8.	646	+		=	1.115
9.	864	+		=	1.239
10.	776	+		=	1.022

Oefening 3
1.	858	+		=	1.460
2.	797	+		=	1.390
3.	448	+		=	695
4.	601	+		=	991
5.	584	+		=	1.009
6.	933	+		=	1.202
7.	612	+		=	1.019
8.	756	+		=	1.017
9.	812	+		=	1.574
10.	927	+		=	1.356

Oefening 4
1.	906	+		=	1.664
2.	756	+		=	1.468
3.	969	+		=	1.831
4.	907	+		=	1.286
5.	691	+		=	919
6.	991	+		=	1.673
7.	632	+		=	1.077
8.	945	+		=	1.202
9.	589	+		=	817
10.	735	+		=	1.261

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	686	+	367	=	1.053
2.	452	+	369	=	821
3.	662	+	661	=	1.323
4.	857	+	806	=	1.663
5.	663	+	557	=	1.220
6.	385	+	365	=	750
7.	819	+	515	=	1.334
8.	615	+	287	=	902
9.	937	+	613	=	1.550
10.	851	+	461	=	1.312

Oefening 2
1.	510	+	215	=	725
2.	341	+	338	=	679
3.	849	+	440	=	1.289
4.	512	+	270	=	782
5.	902	+	311	=	1.213
6.	763	+	699	=	1.462
7.	681	+	220	=	901
8.	646	+	469	=	1.115
9.	864	+	375	=	1.239
10.	776	+	246	=	1.022

Oefening 3
1.	858	+	602	=	1.460
2.	797	+	593	=	1.390
3.	448	+	247	=	695
4.	601	+	390	=	991
5.	584	+	425	=	1.009
6.	933	+	269	=	1.202
7.	612	+	407	=	1.019
8.	756	+	261	=	1.017
9.	812	+	762	=	1.574
10.	927	+	429	=	1.356

Oefening 4
1.	906	+	758	=	1.664
2.	756	+	712	=	1.468
3.	969	+	862	=	1.831
4.	907	+	379	=	1.286
5.	691	+	228	=	919
6.	991	+	682	=	1.673
7.	632	+	445	=	1.077
8.	945	+	257	=	1.202
9.	589	+	228	=	817
10.	735	+	526	=	1.261