Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	184	+		=	305
2.	445	+		=	683
3.	390	+		=	733
4.	472	+		=	746
5.	223	+		=	392
6.	476	+		=	619
7.	221	+		=	373
8.	293	+		=	433
9.	471	+		=	635
10.	399	+		=	573

Oefening 2
1.	359	+		=	698
2.	464	+		=	602
3.	406	+		=	630
4.	254	+		=	475
5.	347	+		=	598
6.	305	+		=	597
7.	276	+		=	535
8.	424	+		=	578
9.	413	+		=	794
10.	300	+		=	430

Oefening 3
1.	394	+		=	668
2.	490	+		=	866
3.	494	+		=	656
4.	469	+		=	819
5.	270	+		=	510
6.	343	+		=	661
7.	218	+		=	435
8.	417	+		=	757
9.	298	+		=	506
10.	475	+		=	668

Oefening 4
1.	416	+		=	766
2.	293	+		=	545
3.	367	+		=	545
4.	455	+		=	760
5.	480	+		=	683
6.	476	+		=	589
7.	362	+		=	581
8.	413	+		=	692
9.	363	+		=	538
10.	276	+		=	411

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	184	+	121	=	305
2.	445	+	238	=	683
3.	390	+	343	=	733
4.	472	+	274	=	746
5.	223	+	169	=	392
6.	476	+	143	=	619
7.	221	+	152	=	373
8.	293	+	140	=	433
9.	471	+	164	=	635
10.	399	+	174	=	573

Oefening 2
1.	359	+	339	=	698
2.	464	+	138	=	602
3.	406	+	224	=	630
4.	254	+	221	=	475
5.	347	+	251	=	598
6.	305	+	292	=	597
7.	276	+	259	=	535
8.	424	+	154	=	578
9.	413	+	381	=	794
10.	300	+	130	=	430

Oefening 3
1.	394	+	274	=	668
2.	490	+	376	=	866
3.	494	+	162	=	656
4.	469	+	350	=	819
5.	270	+	240	=	510
6.	343	+	318	=	661
7.	218	+	217	=	435
8.	417	+	340	=	757
9.	298	+	208	=	506
10.	475	+	193	=	668

Oefening 4
1.	416	+	350	=	766
2.	293	+	252	=	545
3.	367	+	178	=	545
4.	455	+	305	=	760
5.	480	+	203	=	683
6.	476	+	113	=	589
7.	362	+	219	=	581
8.	413	+	279	=	692
9.	363	+	175	=	538
10.	276	+	135	=	411