Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	535	+		=	749
2.	913	+		=	1.329
3.	783	+		=	1.198
4.	879	+		=	1.364
5.	598	+		=	1.176
6.	876	+		=	1.697
7.	755	+		=	1.347
8.	867	+		=	1.591
9.	987	+		=	1.897
10.	708	+		=	1.054

Oefening 2
1.	802	+		=	1.484
2.	855	+		=	1.406
3.	880	+		=	1.718
4.	909	+		=	1.751
5.	938	+		=	1.865
6.	659	+		=	1.240
7.	708	+		=	1.257
8.	416	+		=	684
9.	686	+		=	1.011
10.	636	+		=	1.083

Oefening 3
1.	723	+		=	1.277
2.	615	+		=	874
3.	583	+		=	1.065
4.	803	+		=	1.361
5.	825	+		=	1.418
6.	902	+		=	1.471
7.	997	+		=	1.363
8.	907	+		=	1.234
9.	739	+		=	1.215
10.	972	+		=	1.182

Oefening 4
1.	374	+		=	577
2.	391	+		=	716
3.	931	+		=	1.772
4.	736	+		=	1.297
5.	588	+		=	832
6.	731	+		=	1.114
7.	992	+		=	1.647
8.	415	+		=	669
9.	913	+		=	1.598
10.	962	+		=	1.784

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	535	+	214	=	749
2.	913	+	416	=	1.329
3.	783	+	415	=	1.198
4.	879	+	485	=	1.364
5.	598	+	578	=	1.176
6.	876	+	821	=	1.697
7.	755	+	592	=	1.347
8.	867	+	724	=	1.591
9.	987	+	910	=	1.897
10.	708	+	346	=	1.054

Oefening 2
1.	802	+	682	=	1.484
2.	855	+	551	=	1.406
3.	880	+	838	=	1.718
4.	909	+	842	=	1.751
5.	938	+	927	=	1.865
6.	659	+	581	=	1.240
7.	708	+	549	=	1.257
8.	416	+	268	=	684
9.	686	+	325	=	1.011
10.	636	+	447	=	1.083

Oefening 3
1.	723	+	554	=	1.277
2.	615	+	259	=	874
3.	583	+	482	=	1.065
4.	803	+	558	=	1.361
5.	825	+	593	=	1.418
6.	902	+	569	=	1.471
7.	997	+	366	=	1.363
8.	907	+	327	=	1.234
9.	739	+	476	=	1.215
10.	972	+	210	=	1.182

Oefening 4
1.	374	+	203	=	577
2.	391	+	325	=	716
3.	931	+	841	=	1.772
4.	736	+	561	=	1.297
5.	588	+	244	=	832
6.	731	+	383	=	1.114
7.	992	+	655	=	1.647
8.	415	+	254	=	669
9.	913	+	685	=	1.598
10.	962	+	822	=	1.784