Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	671	+		=	1.251
2.	676	+		=	1.176
3.	516	+		=	718
4.	527	+		=	945
5.	927	+		=	1.793
6.	893	+		=	1.318
7.	934	+		=	1.138
8.	395	+		=	608
9.	974	+		=	1.563
10.	936	+		=	1.399

Oefening 2
1.	793	+		=	1.297
2.	587	+		=	1.056
3.	954	+		=	1.704
4.	729	+		=	1.435
5.	468	+		=	705
6.	496	+		=	862
7.	869	+		=	1.276
8.	918	+		=	1.343
9.	874	+		=	1.329
10.	981	+		=	1.295

Oefening 3
1.	336	+		=	546
2.	929	+		=	1.446
3.	581	+		=	1.029
4.	976	+		=	1.292
5.	795	+		=	1.092
6.	865	+		=	1.629
7.	681	+		=	1.302
8.	567	+		=	920
9.	712	+		=	1.015
10.	482	+		=	961

Oefening 4
1.	547	+		=	834
2.	969	+		=	1.641
3.	861	+		=	1.708
4.	695	+		=	1.083
5.	967	+		=	1.220
6.	888	+		=	1.088
7.	908	+		=	1.292
8.	677	+		=	1.103
9.	939	+		=	1.849
10.	987	+		=	1.822

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	671	+	580	=	1.251
2.	676	+	500	=	1.176
3.	516	+	202	=	718
4.	527	+	418	=	945
5.	927	+	866	=	1.793
6.	893	+	425	=	1.318
7.	934	+	204	=	1.138
8.	395	+	213	=	608
9.	974	+	589	=	1.563
10.	936	+	463	=	1.399

Oefening 2
1.	793	+	504	=	1.297
2.	587	+	469	=	1.056
3.	954	+	750	=	1.704
4.	729	+	706	=	1.435
5.	468	+	237	=	705
6.	496	+	366	=	862
7.	869	+	407	=	1.276
8.	918	+	425	=	1.343
9.	874	+	455	=	1.329
10.	981	+	314	=	1.295

Oefening 3
1.	336	+	210	=	546
2.	929	+	517	=	1.446
3.	581	+	448	=	1.029
4.	976	+	316	=	1.292
5.	795	+	297	=	1.092
6.	865	+	764	=	1.629
7.	681	+	621	=	1.302
8.	567	+	353	=	920
9.	712	+	303	=	1.015
10.	482	+	479	=	961

Oefening 4
1.	547	+	287	=	834
2.	969	+	672	=	1.641
3.	861	+	847	=	1.708
4.	695	+	388	=	1.083
5.	967	+	253	=	1.220
6.	888	+	200	=	1.088
7.	908	+	384	=	1.292
8.	677	+	426	=	1.103
9.	939	+	910	=	1.849
10.	987	+	835	=	1.822