Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	927	+		=	1.522
2.	892	+		=	1.375
3.	391	+		=	688
4.	863	+		=	1.384
5.	695	+		=	1.306
6.	719	+		=	1.432
7.	973	+		=	1.447
8.	961	+		=	1.261
9.	495	+		=	887
10.	778	+		=	1.293

Oefening 2
1.	717	+		=	1.020
2.	683	+		=	1.091
3.	627	+		=	964
4.	746	+		=	1.464
5.	449	+		=	797
6.	799	+		=	1.257
7.	983	+		=	1.320
8.	884	+		=	1.359
9.	810	+		=	1.486
10.	766	+		=	998

Oefening 3
1.	883	+		=	1.602
2.	591	+		=	1.105
3.	617	+		=	852
4.	827	+		=	1.196
5.	739	+		=	1.078
6.	413	+		=	781
7.	630	+		=	936
8.	573	+		=	1.121
9.	539	+		=	772
10.	853	+		=	1.186

Oefening 4
1.	973	+		=	1.726
2.	784	+		=	1.046
3.	682	+		=	1.338
4.	664	+		=	1.001
5.	634	+		=	896
6.	812	+		=	1.392
7.	839	+		=	1.473
8.	648	+		=	1.108
9.	996	+		=	1.265
10.	827	+		=	1.216

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	927	+	595	=	1.522
2.	892	+	483	=	1.375
3.	391	+	297	=	688
4.	863	+	521	=	1.384
5.	695	+	611	=	1.306
6.	719	+	713	=	1.432
7.	973	+	474	=	1.447
8.	961	+	300	=	1.261
9.	495	+	392	=	887
10.	778	+	515	=	1.293

Oefening 2
1.	717	+	303	=	1.020
2.	683	+	408	=	1.091
3.	627	+	337	=	964
4.	746	+	718	=	1.464
5.	449	+	348	=	797
6.	799	+	458	=	1.257
7.	983	+	337	=	1.320
8.	884	+	475	=	1.359
9.	810	+	676	=	1.486
10.	766	+	232	=	998

Oefening 3
1.	883	+	719	=	1.602
2.	591	+	514	=	1.105
3.	617	+	235	=	852
4.	827	+	369	=	1.196
5.	739	+	339	=	1.078
6.	413	+	368	=	781
7.	630	+	306	=	936
8.	573	+	548	=	1.121
9.	539	+	233	=	772
10.	853	+	333	=	1.186

Oefening 4
1.	973	+	753	=	1.726
2.	784	+	262	=	1.046
3.	682	+	656	=	1.338
4.	664	+	337	=	1.001
5.	634	+	262	=	896
6.	812	+	580	=	1.392
7.	839	+	634	=	1.473
8.	648	+	460	=	1.108
9.	996	+	269	=	1.265
10.	827	+	389	=	1.216