Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	324	+		=	592
2.	274	+		=	546
3.	963	+		=	1.587
4.	727	+		=	940
5.	774	+		=	1.360
6.	652	+		=	1.113
7.	970	+		=	1.348
8.	519	+		=	1.002
9.	568	+		=	1.071
10.	465	+		=	688

Oefening 2
1.	820	+		=	1.576
2.	324	+		=	539
3.	904	+		=	1.400
4.	832	+		=	1.479
5.	950	+		=	1.261
6.	695	+		=	1.097
7.	869	+		=	1.601
8.	514	+		=	757
9.	953	+		=	1.481
10.	799	+		=	1.259

Oefening 3
1.	366	+		=	724
2.	869	+		=	1.366
3.	566	+		=	794
4.	769	+		=	1.199
5.	875	+		=	1.153
6.	553	+		=	1.033
7.	583	+		=	851
8.	957	+		=	1.643
9.	704	+		=	1.016
10.	965	+		=	1.875

Oefening 4
1.	905	+		=	1.771
2.	492	+		=	745
3.	696	+		=	983
4.	907	+		=	1.513
5.	892	+		=	1.378
6.	975	+		=	1.795
7.	673	+		=	1.054
8.	968	+		=	1.379
9.	748	+		=	1.000
10.	757	+		=	957

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	324	+	268	=	592
2.	274	+	272	=	546
3.	963	+	624	=	1.587
4.	727	+	213	=	940
5.	774	+	586	=	1.360
6.	652	+	461	=	1.113
7.	970	+	378	=	1.348
8.	519	+	483	=	1.002
9.	568	+	503	=	1.071
10.	465	+	223	=	688

Oefening 2
1.	820	+	756	=	1.576
2.	324	+	215	=	539
3.	904	+	496	=	1.400
4.	832	+	647	=	1.479
5.	950	+	311	=	1.261
6.	695	+	402	=	1.097
7.	869	+	732	=	1.601
8.	514	+	243	=	757
9.	953	+	528	=	1.481
10.	799	+	460	=	1.259

Oefening 3
1.	366	+	358	=	724
2.	869	+	497	=	1.366
3.	566	+	228	=	794
4.	769	+	430	=	1.199
5.	875	+	278	=	1.153
6.	553	+	480	=	1.033
7.	583	+	268	=	851
8.	957	+	686	=	1.643
9.	704	+	312	=	1.016
10.	965	+	910	=	1.875

Oefening 4
1.	905	+	866	=	1.771
2.	492	+	253	=	745
3.	696	+	287	=	983
4.	907	+	606	=	1.513
5.	892	+	486	=	1.378
6.	975	+	820	=	1.795
7.	673	+	381	=	1.054
8.	968	+	411	=	1.379
9.	748	+	252	=	1.000
10.	757	+	200	=	957