Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	909	+		=	1.293
2.	319	+		=	604
3.	493	+		=	948
4.	754	+		=	1.184
5.	879	+		=	1.326
6.	820	+		=	1.337
7.	821	+		=	1.609
8.	985	+		=	1.803
9.	699	+		=	1.396
10.	985	+		=	1.690

Oefening 2
1.	985	+		=	1.903
2.	672	+		=	1.173
3.	834	+		=	1.523
4.	909	+		=	1.364
5.	993	+		=	1.194
6.	895	+		=	1.122
7.	460	+		=	804
8.	733	+		=	1.195
9.	732	+		=	1.374
10.	837	+		=	1.175

Oefening 3
1.	647	+		=	1.066
2.	296	+		=	521
3.	845	+		=	1.383
4.	434	+		=	705
5.	815	+		=	1.116
6.	822	+		=	1.601
7.	565	+		=	1.085
8.	707	+		=	1.181
9.	927	+		=	1.336
10.	914	+		=	1.707

Oefening 4
1.	450	+		=	664
2.	987	+		=	1.779
3.	634	+		=	1.208
4.	687	+		=	1.093
5.	930	+		=	1.388
6.	616	+		=	1.004
7.	699	+		=	1.228
8.	495	+		=	882
9.	859	+		=	1.159
10.	696	+		=	1.095

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	909	+	384	=	1.293
2.	319	+	285	=	604
3.	493	+	455	=	948
4.	754	+	430	=	1.184
5.	879	+	447	=	1.326
6.	820	+	517	=	1.337
7.	821	+	788	=	1.609
8.	985	+	818	=	1.803
9.	699	+	697	=	1.396
10.	985	+	705	=	1.690

Oefening 2
1.	985	+	918	=	1.903
2.	672	+	501	=	1.173
3.	834	+	689	=	1.523
4.	909	+	455	=	1.364
5.	993	+	201	=	1.194
6.	895	+	227	=	1.122
7.	460	+	344	=	804
8.	733	+	462	=	1.195
9.	732	+	642	=	1.374
10.	837	+	338	=	1.175

Oefening 3
1.	647	+	419	=	1.066
2.	296	+	225	=	521
3.	845	+	538	=	1.383
4.	434	+	271	=	705
5.	815	+	301	=	1.116
6.	822	+	779	=	1.601
7.	565	+	520	=	1.085
8.	707	+	474	=	1.181
9.	927	+	409	=	1.336
10.	914	+	793	=	1.707

Oefening 4
1.	450	+	214	=	664
2.	987	+	792	=	1.779
3.	634	+	574	=	1.208
4.	687	+	406	=	1.093
5.	930	+	458	=	1.388
6.	616	+	388	=	1.004
7.	699	+	529	=	1.228
8.	495	+	387	=	882
9.	859	+	300	=	1.159
10.	696	+	399	=	1.095