Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	676	+		=	1.076
2.	958	+		=	1.518
3.	602	+		=	894
4.	703	+		=	1.020
5.	950	+		=	1.225
6.	619	+		=	877
7.	392	+		=	731
8.	499	+		=	881
9.	581	+		=	962
10.	549	+		=	936

Oefening 2
1.	983	+		=	1.226
2.	987	+		=	1.854
3.	910	+		=	1.371
4.	919	+		=	1.235
5.	483	+		=	829
6.	998	+		=	1.485
7.	845	+		=	1.215
8.	987	+		=	1.433
9.	580	+		=	877
10.	659	+		=	927

Oefening 3
1.	979	+		=	1.481
2.	281	+		=	553
3.	515	+		=	821
4.	736	+		=	1.073
5.	357	+		=	653
6.	925	+		=	1.678
7.	861	+		=	1.260
8.	971	+		=	1.669
9.	746	+		=	1.022
10.	562	+		=	1.059

Oefening 4
1.	984	+		=	1.299
2.	380	+		=	674
3.	635	+		=	1.220
4.	929	+		=	1.841
5.	973	+		=	1.879
6.	820	+		=	1.303
7.	804	+		=	1.298
8.	748	+		=	1.297
9.	553	+		=	1.023
10.	330	+		=	575

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	676	+	400	=	1.076
2.	958	+	560	=	1.518
3.	602	+	292	=	894
4.	703	+	317	=	1.020
5.	950	+	275	=	1.225
6.	619	+	258	=	877
7.	392	+	339	=	731
8.	499	+	382	=	881
9.	581	+	381	=	962
10.	549	+	387	=	936

Oefening 2
1.	983	+	243	=	1.226
2.	987	+	867	=	1.854
3.	910	+	461	=	1.371
4.	919	+	316	=	1.235
5.	483	+	346	=	829
6.	998	+	487	=	1.485
7.	845	+	370	=	1.215
8.	987	+	446	=	1.433
9.	580	+	297	=	877
10.	659	+	268	=	927

Oefening 3
1.	979	+	502	=	1.481
2.	281	+	272	=	553
3.	515	+	306	=	821
4.	736	+	337	=	1.073
5.	357	+	296	=	653
6.	925	+	753	=	1.678
7.	861	+	399	=	1.260
8.	971	+	698	=	1.669
9.	746	+	276	=	1.022
10.	562	+	497	=	1.059

Oefening 4
1.	984	+	315	=	1.299
2.	380	+	294	=	674
3.	635	+	585	=	1.220
4.	929	+	912	=	1.841
5.	973	+	906	=	1.879
6.	820	+	483	=	1.303
7.	804	+	494	=	1.298
8.	748	+	549	=	1.297
9.	553	+	470	=	1.023
10.	330	+	245	=	575