Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	853	+		=	1.403
2.	492	+		=	920
3.	871	+		=	1.285
4.	956	+		=	1.812
5.	760	+		=	1.340
6.	355	+		=	640
7.	997	+		=	1.818
8.	975	+		=	1.568
9.	657	+		=	1.118
10.	860	+		=	1.241

Oefening 2
1.	418	+		=	724
2.	971	+		=	1.845
3.	408	+		=	676
4.	919	+		=	1.608
5.	367	+		=	706
6.	990	+		=	1.421
7.	515	+		=	751
8.	370	+		=	670
9.	659	+		=	1.032
10.	510	+		=	900

Oefening 3
1.	556	+		=	1.021
2.	587	+		=	1.061
3.	811	+		=	1.098
4.	471	+		=	937
5.	601	+		=	806
6.	506	+		=	984
7.	865	+		=	1.156
8.	933	+		=	1.416
9.	371	+		=	675
10.	581	+		=	920

Oefening 4
1.	819	+		=	1.566
2.	983	+		=	1.758
3.	748	+		=	1.075
4.	801	+		=	1.439
5.	584	+		=	829
6.	973	+		=	1.336
7.	769	+		=	1.316
8.	723	+		=	1.406
9.	981	+		=	1.548
10.	700	+		=	1.267

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	853	+	550	=	1.403
2.	492	+	428	=	920
3.	871	+	414	=	1.285
4.	956	+	856	=	1.812
5.	760	+	580	=	1.340
6.	355	+	285	=	640
7.	997	+	821	=	1.818
8.	975	+	593	=	1.568
9.	657	+	461	=	1.118
10.	860	+	381	=	1.241

Oefening 2
1.	418	+	306	=	724
2.	971	+	874	=	1.845
3.	408	+	268	=	676
4.	919	+	689	=	1.608
5.	367	+	339	=	706
6.	990	+	431	=	1.421
7.	515	+	236	=	751
8.	370	+	300	=	670
9.	659	+	373	=	1.032
10.	510	+	390	=	900

Oefening 3
1.	556	+	465	=	1.021
2.	587	+	474	=	1.061
3.	811	+	287	=	1.098
4.	471	+	466	=	937
5.	601	+	205	=	806
6.	506	+	478	=	984
7.	865	+	291	=	1.156
8.	933	+	483	=	1.416
9.	371	+	304	=	675
10.	581	+	339	=	920

Oefening 4
1.	819	+	747	=	1.566
2.	983	+	775	=	1.758
3.	748	+	327	=	1.075
4.	801	+	638	=	1.439
5.	584	+	245	=	829
6.	973	+	363	=	1.336
7.	769	+	547	=	1.316
8.	723	+	683	=	1.406
9.	981	+	567	=	1.548
10.	700	+	567	=	1.267