Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	572	+		=	798
2.	399	+		=	671
3.	722	+		=	1.238
4.	259	+		=	514
5.	543	+		=	755
6.	851	+		=	1.627
7.	951	+		=	1.651
8.	623	+		=	1.160
9.	760	+		=	1.283
10.	467	+		=	836

Oefening 2
1.	300	+		=	533
2.	808	+		=	1.280
3.	289	+		=	507
4.	363	+		=	679
5.	277	+		=	524
6.	514	+		=	963
7.	467	+		=	689
8.	793	+		=	1.367
9.	712	+		=	1.294
10.	447	+		=	667

Oefening 3
1.	608	+		=	881
2.	891	+		=	1.194
3.	795	+		=	1.537
4.	760	+		=	1.362
5.	915	+		=	1.165
6.	344	+		=	669
7.	914	+		=	1.814
8.	571	+		=	826
9.	503	+		=	730
10.	948	+		=	1.807

Oefening 4
1.	927	+		=	1.461
2.	570	+		=	970
3.	773	+		=	1.053
4.	738	+		=	1.375
5.	749	+		=	1.115
6.	593	+		=	1.062
7.	728	+		=	1.421
8.	894	+		=	1.181
9.	939	+		=	1.672
10.	867	+		=	1.083

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	572	+	226	=	798
2.	399	+	272	=	671
3.	722	+	516	=	1.238
4.	259	+	255	=	514
5.	543	+	212	=	755
6.	851	+	776	=	1.627
7.	951	+	700	=	1.651
8.	623	+	537	=	1.160
9.	760	+	523	=	1.283
10.	467	+	369	=	836

Oefening 2
1.	300	+	233	=	533
2.	808	+	472	=	1.280
3.	289	+	218	=	507
4.	363	+	316	=	679
5.	277	+	247	=	524
6.	514	+	449	=	963
7.	467	+	222	=	689
8.	793	+	574	=	1.367
9.	712	+	582	=	1.294
10.	447	+	220	=	667

Oefening 3
1.	608	+	273	=	881
2.	891	+	303	=	1.194
3.	795	+	742	=	1.537
4.	760	+	602	=	1.362
5.	915	+	250	=	1.165
6.	344	+	325	=	669
7.	914	+	900	=	1.814
8.	571	+	255	=	826
9.	503	+	227	=	730
10.	948	+	859	=	1.807

Oefening 4
1.	927	+	534	=	1.461
2.	570	+	400	=	970
3.	773	+	280	=	1.053
4.	738	+	637	=	1.375
5.	749	+	366	=	1.115
6.	593	+	469	=	1.062
7.	728	+	693	=	1.421
8.	894	+	287	=	1.181
9.	939	+	733	=	1.672
10.	867	+	216	=	1.083