Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	939	+		=	1.330
2.	970	+		=	1.303
3.	262	+		=	470
4.	953	+		=	1.400
5.	869	+		=	1.392
6.	617	+		=	817
7.	716	+		=	1.384
8.	959	+		=	1.842
9.	707	+		=	1.395
10.	636	+		=	968

Oefening 2
1.	681	+		=	967
2.	855	+		=	1.462
3.	810	+		=	1.377
4.	757	+		=	964
5.	928	+		=	1.758
6.	751	+		=	1.242
7.	290	+		=	542
8.	818	+		=	1.153
9.	599	+		=	1.034
10.	671	+		=	1.342

Oefening 3
1.	895	+		=	1.717
2.	935	+		=	1.466
3.	798	+		=	1.562
4.	778	+		=	1.195
5.	953	+		=	1.550
6.	868	+		=	1.502
7.	904	+		=	1.530
8.	392	+		=	648
9.	861	+		=	1.195
10.	892	+		=	1.269

Oefening 4
1.	981	+		=	1.696
2.	837	+		=	1.499
3.	996	+		=	1.646
4.	811	+		=	1.024
5.	468	+		=	905
6.	671	+		=	1.038
7.	936	+		=	1.304
8.	625	+		=	1.009
9.	959	+		=	1.874
10.	525	+		=	957

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	939	+	391	=	1.330
2.	970	+	333	=	1.303
3.	262	+	208	=	470
4.	953	+	447	=	1.400
5.	869	+	523	=	1.392
6.	617	+	200	=	817
7.	716	+	668	=	1.384
8.	959	+	883	=	1.842
9.	707	+	688	=	1.395
10.	636	+	332	=	968

Oefening 2
1.	681	+	286	=	967
2.	855	+	607	=	1.462
3.	810	+	567	=	1.377
4.	757	+	207	=	964
5.	928	+	830	=	1.758
6.	751	+	491	=	1.242
7.	290	+	252	=	542
8.	818	+	335	=	1.153
9.	599	+	435	=	1.034
10.	671	+	671	=	1.342

Oefening 3
1.	895	+	822	=	1.717
2.	935	+	531	=	1.466
3.	798	+	764	=	1.562
4.	778	+	417	=	1.195
5.	953	+	597	=	1.550
6.	868	+	634	=	1.502
7.	904	+	626	=	1.530
8.	392	+	256	=	648
9.	861	+	334	=	1.195
10.	892	+	377	=	1.269

Oefening 4
1.	981	+	715	=	1.696
2.	837	+	662	=	1.499
3.	996	+	650	=	1.646
4.	811	+	213	=	1.024
5.	468	+	437	=	905
6.	671	+	367	=	1.038
7.	936	+	368	=	1.304
8.	625	+	384	=	1.009
9.	959	+	915	=	1.874
10.	525	+	432	=	957