Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	521	+		=	1.027
2.	509	+		=	749
3.	907	+		=	1.756
4.	986	+		=	1.422
5.	885	+		=	1.761
6.	987	+		=	1.459
7.	654	+		=	953
8.	680	+		=	1.215
9.	624	+		=	1.188
10.	779	+		=	1.161

Oefening 2
1.	865	+		=	1.245
2.	816	+		=	1.410
3.	957	+		=	1.664
4.	793	+		=	1.064
5.	794	+		=	1.525
6.	843	+		=	1.577
7.	927	+		=	1.222
8.	627	+		=	1.231
9.	567	+		=	943
10.	845	+		=	1.687

Oefening 3
1.	894	+		=	1.203
2.	630	+		=	872
3.	753	+		=	1.076
4.	966	+		=	1.352
5.	687	+		=	1.287
6.	864	+		=	1.151
7.	948	+		=	1.191
8.	749	+		=	1.491
9.	862	+		=	1.496
10.	923	+		=	1.607

Oefening 4
1.	576	+		=	959
2.	590	+		=	1.038
3.	944	+		=	1.632
4.	453	+		=	766
5.	753	+		=	1.491
6.	1.000	+		=	1.877
7.	633	+		=	1.077
8.	376	+		=	713
9.	807	+		=	1.435
10.	611	+		=	1.189

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	521	+	506	=	1.027
2.	509	+	240	=	749
3.	907	+	849	=	1.756
4.	986	+	436	=	1.422
5.	885	+	876	=	1.761
6.	987	+	472	=	1.459
7.	654	+	299	=	953
8.	680	+	535	=	1.215
9.	624	+	564	=	1.188
10.	779	+	382	=	1.161

Oefening 2
1.	865	+	380	=	1.245
2.	816	+	594	=	1.410
3.	957	+	707	=	1.664
4.	793	+	271	=	1.064
5.	794	+	731	=	1.525
6.	843	+	734	=	1.577
7.	927	+	295	=	1.222
8.	627	+	604	=	1.231
9.	567	+	376	=	943
10.	845	+	842	=	1.687

Oefening 3
1.	894	+	309	=	1.203
2.	630	+	242	=	872
3.	753	+	323	=	1.076
4.	966	+	386	=	1.352
5.	687	+	600	=	1.287
6.	864	+	287	=	1.151
7.	948	+	243	=	1.191
8.	749	+	742	=	1.491
9.	862	+	634	=	1.496
10.	923	+	684	=	1.607

Oefening 4
1.	576	+	383	=	959
2.	590	+	448	=	1.038
3.	944	+	688	=	1.632
4.	453	+	313	=	766
5.	753	+	738	=	1.491
6.	1.000	+	877	=	1.877
7.	633	+	444	=	1.077
8.	376	+	337	=	713
9.	807	+	628	=	1.435
10.	611	+	578	=	1.189