Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	971	+		=	1.636
2.	800	+		=	1.323
3.	604	+		=	1.054
4.	616	+		=	927
5.	790	+		=	1.166
6.	755	+		=	1.104
7.	409	+		=	723
8.	753	+		=	1.445
9.	828	+		=	1.432
10.	313	+		=	585

Oefening 2
1.	978	+		=	1.195
2.	856	+		=	1.529
3.	742	+		=	1.483
4.	961	+		=	1.235
5.	558	+		=	834
6.	876	+		=	1.192
7.	564	+		=	861
8.	991	+		=	1.397
9.	895	+		=	1.539
10.	547	+		=	987

Oefening 3
1.	532	+		=	877
2.	870	+		=	1.372
3.	712	+		=	1.011
4.	769	+		=	1.058
5.	715	+		=	1.335
6.	882	+		=	1.490
7.	786	+		=	992
8.	531	+		=	934
9.	899	+		=	1.368
10.	475	+		=	813

Oefening 4
1.	912	+		=	1.673
2.	741	+		=	1.001
3.	803	+		=	1.468
4.	942	+		=	1.520
5.	784	+		=	1.011
6.	884	+		=	1.247
7.	360	+		=	587
8.	935	+		=	1.793
9.	455	+		=	813
10.	548	+		=	871

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	971	+	665	=	1.636
2.	800	+	523	=	1.323
3.	604	+	450	=	1.054
4.	616	+	311	=	927
5.	790	+	376	=	1.166
6.	755	+	349	=	1.104
7.	409	+	314	=	723
8.	753	+	692	=	1.445
9.	828	+	604	=	1.432
10.	313	+	272	=	585

Oefening 2
1.	978	+	217	=	1.195
2.	856	+	673	=	1.529
3.	742	+	741	=	1.483
4.	961	+	274	=	1.235
5.	558	+	276	=	834
6.	876	+	316	=	1.192
7.	564	+	297	=	861
8.	991	+	406	=	1.397
9.	895	+	644	=	1.539
10.	547	+	440	=	987

Oefening 3
1.	532	+	345	=	877
2.	870	+	502	=	1.372
3.	712	+	299	=	1.011
4.	769	+	289	=	1.058
5.	715	+	620	=	1.335
6.	882	+	608	=	1.490
7.	786	+	206	=	992
8.	531	+	403	=	934
9.	899	+	469	=	1.368
10.	475	+	338	=	813

Oefening 4
1.	912	+	761	=	1.673
2.	741	+	260	=	1.001
3.	803	+	665	=	1.468
4.	942	+	578	=	1.520
5.	784	+	227	=	1.011
6.	884	+	363	=	1.247
7.	360	+	227	=	587
8.	935	+	858	=	1.793
9.	455	+	358	=	813
10.	548	+	323	=	871