Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	927	+		=	1.668
2.	496	+		=	790
3.	738	+		=	952
4.	477	+		=	783
5.	861	+		=	1.513
6.	829	+		=	1.212
7.	746	+		=	1.253
8.	942	+		=	1.482
9.	670	+		=	1.090
10.	817	+		=	1.612

Oefening 2
1.	668	+		=	1.211
2.	478	+		=	862
3.	938	+		=	1.520
4.	960	+		=	1.554
5.	804	+		=	1.174
6.	326	+		=	565
7.	351	+		=	664
8.	892	+		=	1.099
9.	700	+		=	1.269
10.	861	+		=	1.587

Oefening 3
1.	830	+		=	1.521
2.	728	+		=	1.271
3.	895	+		=	1.224
4.	949	+		=	1.577
5.	551	+		=	760
6.	495	+		=	865
7.	934	+		=	1.494
8.	988	+		=	1.624
9.	644	+		=	1.282
10.	701	+		=	1.044

Oefening 4
1.	977	+		=	1.472
2.	676	+		=	1.297
3.	968	+		=	1.258
4.	702	+		=	1.325
5.	921	+		=	1.694
6.	853	+		=	1.429
7.	934	+		=	1.309
8.	827	+		=	1.213
9.	640	+		=	1.103
10.	887	+		=	1.386

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	927	+	741	=	1.668
2.	496	+	294	=	790
3.	738	+	214	=	952
4.	477	+	306	=	783
5.	861	+	652	=	1.513
6.	829	+	383	=	1.212
7.	746	+	507	=	1.253
8.	942	+	540	=	1.482
9.	670	+	420	=	1.090
10.	817	+	795	=	1.612

Oefening 2
1.	668	+	543	=	1.211
2.	478	+	384	=	862
3.	938	+	582	=	1.520
4.	960	+	594	=	1.554
5.	804	+	370	=	1.174
6.	326	+	239	=	565
7.	351	+	313	=	664
8.	892	+	207	=	1.099
9.	700	+	569	=	1.269
10.	861	+	726	=	1.587

Oefening 3
1.	830	+	691	=	1.521
2.	728	+	543	=	1.271
3.	895	+	329	=	1.224
4.	949	+	628	=	1.577
5.	551	+	209	=	760
6.	495	+	370	=	865
7.	934	+	560	=	1.494
8.	988	+	636	=	1.624
9.	644	+	638	=	1.282
10.	701	+	343	=	1.044

Oefening 4
1.	977	+	495	=	1.472
2.	676	+	621	=	1.297
3.	968	+	290	=	1.258
4.	702	+	623	=	1.325
5.	921	+	773	=	1.694
6.	853	+	576	=	1.429
7.	934	+	375	=	1.309
8.	827	+	386	=	1.213
9.	640	+	463	=	1.103
10.	887	+	499	=	1.386