Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	769	+		=	1.212
2.	945	+		=	1.214
3.	697	+		=	1.164
4.	846	+		=	1.209
5.	521	+		=	772
6.	565	+		=	973
7.	934	+		=	1.832
8.	826	+		=	1.413
9.	909	+		=	1.217
10.	994	+		=	1.216

Oefening 2
1.	526	+		=	983
2.	414	+		=	701
3.	848	+		=	1.506
4.	935	+		=	1.552
5.	933	+		=	1.711
6.	655	+		=	855
7.	867	+		=	1.177
8.	911	+		=	1.294
9.	340	+		=	632
10.	593	+		=	1.084

Oefening 3
1.	638	+		=	1.173
2.	980	+		=	1.449
3.	690	+		=	1.357
4.	577	+		=	1.084
5.	803	+		=	1.467
6.	811	+		=	1.104
7.	839	+		=	1.454
8.	896	+		=	1.224
9.	953	+		=	1.266
10.	649	+		=	892

Oefening 4
1.	547	+		=	925
2.	718	+		=	1.185
3.	901	+		=	1.425
4.	972	+		=	1.830
5.	410	+		=	781
6.	756	+		=	1.178
7.	835	+		=	1.511
8.	291	+		=	505
9.	978	+		=	1.403
10.	720	+		=	986

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	769	+	443	=	1.212
2.	945	+	269	=	1.214
3.	697	+	467	=	1.164
4.	846	+	363	=	1.209
5.	521	+	251	=	772
6.	565	+	408	=	973
7.	934	+	898	=	1.832
8.	826	+	587	=	1.413
9.	909	+	308	=	1.217
10.	994	+	222	=	1.216

Oefening 2
1.	526	+	457	=	983
2.	414	+	287	=	701
3.	848	+	658	=	1.506
4.	935	+	617	=	1.552
5.	933	+	778	=	1.711
6.	655	+	200	=	855
7.	867	+	310	=	1.177
8.	911	+	383	=	1.294
9.	340	+	292	=	632
10.	593	+	491	=	1.084

Oefening 3
1.	638	+	535	=	1.173
2.	980	+	469	=	1.449
3.	690	+	667	=	1.357
4.	577	+	507	=	1.084
5.	803	+	664	=	1.467
6.	811	+	293	=	1.104
7.	839	+	615	=	1.454
8.	896	+	328	=	1.224
9.	953	+	313	=	1.266
10.	649	+	243	=	892

Oefening 4
1.	547	+	378	=	925
2.	718	+	467	=	1.185
3.	901	+	524	=	1.425
4.	972	+	858	=	1.830
5.	410	+	371	=	781
6.	756	+	422	=	1.178
7.	835	+	676	=	1.511
8.	291	+	214	=	505
9.	978	+	425	=	1.403
10.	720	+	266	=	986