Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	309	+		=	573
2.	825	+		=	1.199
3.	862	+		=	1.377
4.	779	+		=	1.349
5.	998	+		=	1.604
6.	672	+		=	997
7.	991	+		=	1.347
8.	469	+		=	832
9.	498	+		=	967
10.	835	+		=	1.292

Oefening 2
1.	768	+		=	1.336
2.	808	+		=	1.051
3.	492	+		=	703
4.	775	+		=	1.153
5.	670	+		=	966
6.	915	+		=	1.245
7.	569	+		=	922
8.	842	+		=	1.161
9.	929	+		=	1.791
10.	933	+		=	1.299

Oefening 3
1.	869	+		=	1.146
2.	627	+		=	1.181
3.	865	+		=	1.534
4.	937	+		=	1.827
5.	723	+		=	1.191
6.	937	+		=	1.692
7.	796	+		=	1.140
8.	970	+		=	1.802
9.	696	+		=	1.367
10.	791	+		=	1.021

Oefening 4
1.	955	+		=	1.365
2.	808	+		=	1.024
3.	936	+		=	1.693
4.	827	+		=	1.347
5.	825	+		=	1.636
6.	698	+		=	1.256
7.	722	+		=	1.183
8.	949	+		=	1.543
9.	767	+		=	1.207
10.	998	+		=	1.205

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	309	+	264	=	573
2.	825	+	374	=	1.199
3.	862	+	515	=	1.377
4.	779	+	570	=	1.349
5.	998	+	606	=	1.604
6.	672	+	325	=	997
7.	991	+	356	=	1.347
8.	469	+	363	=	832
9.	498	+	469	=	967
10.	835	+	457	=	1.292

Oefening 2
1.	768	+	568	=	1.336
2.	808	+	243	=	1.051
3.	492	+	211	=	703
4.	775	+	378	=	1.153
5.	670	+	296	=	966
6.	915	+	330	=	1.245
7.	569	+	353	=	922
8.	842	+	319	=	1.161
9.	929	+	862	=	1.791
10.	933	+	366	=	1.299

Oefening 3
1.	869	+	277	=	1.146
2.	627	+	554	=	1.181
3.	865	+	669	=	1.534
4.	937	+	890	=	1.827
5.	723	+	468	=	1.191
6.	937	+	755	=	1.692
7.	796	+	344	=	1.140
8.	970	+	832	=	1.802
9.	696	+	671	=	1.367
10.	791	+	230	=	1.021

Oefening 4
1.	955	+	410	=	1.365
2.	808	+	216	=	1.024
3.	936	+	757	=	1.693
4.	827	+	520	=	1.347
5.	825	+	811	=	1.636
6.	698	+	558	=	1.256
7.	722	+	461	=	1.183
8.	949	+	594	=	1.543
9.	767	+	440	=	1.207
10.	998	+	207	=	1.205