Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	756	+		=	1.305
2.	528	+		=	865
3.	429	+		=	629
4.	554	+		=	960
5.	920	+		=	1.564
6.	749	+		=	1.191
7.	566	+		=	1.008
8.	776	+		=	1.422
9.	562	+		=	1.116
10.	926	+		=	1.531

Oefening 2
1.	849	+		=	1.499
2.	944	+		=	1.817
3.	937	+		=	1.169
4.	429	+		=	666
5.	999	+		=	1.545
6.	843	+		=	1.575
7.	683	+		=	1.351
8.	707	+		=	972
9.	681	+		=	1.148
10.	457	+		=	815

Oefening 3
1.	345	+		=	678
2.	724	+		=	1.436
3.	979	+		=	1.572
4.	570	+		=	1.077
5.	481	+		=	771
6.	656	+		=	890
7.	562	+		=	875
8.	368	+		=	667
9.	975	+		=	1.745
10.	628	+		=	929

Oefening 4
1.	961	+		=	1.541
2.	1.000	+		=	1.461
3.	773	+		=	1.386
4.	302	+		=	506
5.	799	+		=	1.249
6.	825	+		=	1.166
7.	580	+		=	1.075
8.	559	+		=	1.083
9.	902	+		=	1.319
10.	735	+		=	1.043

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	756	+	549	=	1.305
2.	528	+	337	=	865
3.	429	+	200	=	629
4.	554	+	406	=	960
5.	920	+	644	=	1.564
6.	749	+	442	=	1.191
7.	566	+	442	=	1.008
8.	776	+	646	=	1.422
9.	562	+	554	=	1.116
10.	926	+	605	=	1.531

Oefening 2
1.	849	+	650	=	1.499
2.	944	+	873	=	1.817
3.	937	+	232	=	1.169
4.	429	+	237	=	666
5.	999	+	546	=	1.545
6.	843	+	732	=	1.575
7.	683	+	668	=	1.351
8.	707	+	265	=	972
9.	681	+	467	=	1.148
10.	457	+	358	=	815

Oefening 3
1.	345	+	333	=	678
2.	724	+	712	=	1.436
3.	979	+	593	=	1.572
4.	570	+	507	=	1.077
5.	481	+	290	=	771
6.	656	+	234	=	890
7.	562	+	313	=	875
8.	368	+	299	=	667
9.	975	+	770	=	1.745
10.	628	+	301	=	929

Oefening 4
1.	961	+	580	=	1.541
2.	1.000	+	461	=	1.461
3.	773	+	613	=	1.386
4.	302	+	204	=	506
5.	799	+	450	=	1.249
6.	825	+	341	=	1.166
7.	580	+	495	=	1.075
8.	559	+	524	=	1.083
9.	902	+	417	=	1.319
10.	735	+	308	=	1.043