Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	439	+		=	769
2.	895	+		=	1.409
3.	961	+		=	1.884
4.	410	+		=	668
5.	979	+		=	1.181
6.	890	+		=	1.208
7.	883	+		=	1.272
8.	660	+		=	1.226
9.	373	+		=	735
10.	900	+		=	1.259

Oefening 2
1.	960	+		=	1.418
2.	546	+		=	869
3.	796	+		=	1.544
4.	779	+		=	1.090
5.	907	+		=	1.634
6.	720	+		=	1.387
7.	706	+		=	1.344
8.	981	+		=	1.948
9.	890	+		=	1.505
10.	986	+		=	1.408

Oefening 3
1.	811	+		=	1.277
2.	876	+		=	1.519
3.	788	+		=	1.525
4.	799	+		=	1.568
5.	572	+		=	1.112
6.	927	+		=	1.259
7.	788	+		=	1.449
8.	990	+		=	1.260
9.	786	+		=	1.003
10.	968	+		=	1.200

Oefening 4
1.	593	+		=	1.174
2.	827	+		=	1.068
3.	621	+		=	1.235
4.	970	+		=	1.286
5.	247	+		=	477
6.	624	+		=	907
7.	368	+		=	616
8.	651	+		=	1.153
9.	681	+		=	1.317
10.	607	+		=	1.026

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	439	+	330	=	769
2.	895	+	514	=	1.409
3.	961	+	923	=	1.884
4.	410	+	258	=	668
5.	979	+	202	=	1.181
6.	890	+	318	=	1.208
7.	883	+	389	=	1.272
8.	660	+	566	=	1.226
9.	373	+	362	=	735
10.	900	+	359	=	1.259

Oefening 2
1.	960	+	458	=	1.418
2.	546	+	323	=	869
3.	796	+	748	=	1.544
4.	779	+	311	=	1.090
5.	907	+	727	=	1.634
6.	720	+	667	=	1.387
7.	706	+	638	=	1.344
8.	981	+	967	=	1.948
9.	890	+	615	=	1.505
10.	986	+	422	=	1.408

Oefening 3
1.	811	+	466	=	1.277
2.	876	+	643	=	1.519
3.	788	+	737	=	1.525
4.	799	+	769	=	1.568
5.	572	+	540	=	1.112
6.	927	+	332	=	1.259
7.	788	+	661	=	1.449
8.	990	+	270	=	1.260
9.	786	+	217	=	1.003
10.	968	+	232	=	1.200

Oefening 4
1.	593	+	581	=	1.174
2.	827	+	241	=	1.068
3.	621	+	614	=	1.235
4.	970	+	316	=	1.286
5.	247	+	230	=	477
6.	624	+	283	=	907
7.	368	+	248	=	616
8.	651	+	502	=	1.153
9.	681	+	636	=	1.317
10.	607	+	419	=	1.026