Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	461	+		=	836
2.	205	+		=	405
3.	410	+		=	550
4.	480	+		=	594
5.	365	+		=	602
6.	336	+		=	446
7.	283	+		=	401
8.	466	+		=	872
9.	272	+		=	520
10.	465	+		=	737

Oefening 2
1.	405	+		=	775
2.	347	+		=	537
3.	337	+		=	638
4.	363	+		=	666
5.	335	+		=	571
6.	438	+		=	731
7.	398	+		=	588
8.	215	+		=	321
9.	335	+		=	551
10.	110	+		=	220

Oefening 3
1.	285	+		=	450
2.	254	+		=	415
3.	384	+		=	691
4.	459	+		=	846
5.	278	+		=	554
6.	363	+		=	464
7.	336	+		=	541
8.	441	+		=	696
9.	463	+		=	751
10.	365	+		=	491

Oefening 4
1.	456	+		=	684
2.	476	+		=	863
3.	371	+		=	480
4.	219	+		=	367
5.	308	+		=	453
6.	289	+		=	403
7.	450	+		=	784
8.	194	+		=	308
9.	477	+		=	897
10.	287	+		=	417

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	461	+	375	=	836
2.	205	+	200	=	405
3.	410	+	140	=	550
4.	480	+	114	=	594
5.	365	+	237	=	602
6.	336	+	110	=	446
7.	283	+	118	=	401
8.	466	+	406	=	872
9.	272	+	248	=	520
10.	465	+	272	=	737

Oefening 2
1.	405	+	370	=	775
2.	347	+	190	=	537
3.	337	+	301	=	638
4.	363	+	303	=	666
5.	335	+	236	=	571
6.	438	+	293	=	731
7.	398	+	190	=	588
8.	215	+	106	=	321
9.	335	+	216	=	551
10.	110	+	110	=	220

Oefening 3
1.	285	+	165	=	450
2.	254	+	161	=	415
3.	384	+	307	=	691
4.	459	+	387	=	846
5.	278	+	276	=	554
6.	363	+	101	=	464
7.	336	+	205	=	541
8.	441	+	255	=	696
9.	463	+	288	=	751
10.	365	+	126	=	491

Oefening 4
1.	456	+	228	=	684
2.	476	+	387	=	863
3.	371	+	109	=	480
4.	219	+	148	=	367
5.	308	+	145	=	453
6.	289	+	114	=	403
7.	450	+	334	=	784
8.	194	+	114	=	308
9.	477	+	420	=	897
10.	287	+	130	=	417