Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	901	+		=	1.605
2.	768	+		=	1.027
3.	910	+		=	1.515
4.	782	+		=	1.171
5.	993	+		=	1.674
6.	679	+		=	1.148
7.	862	+		=	1.721
8.	284	+		=	525
9.	484	+		=	817
10.	627	+		=	1.233

Oefening 2
1.	868	+		=	1.198
2.	997	+		=	1.685
3.	796	+		=	1.151
4.	494	+		=	921
5.	985	+		=	1.721
6.	968	+		=	1.363
7.	922	+		=	1.172
8.	867	+		=	1.660
9.	848	+		=	1.444
10.	565	+		=	933

Oefening 3
1.	369	+		=	622
2.	767	+		=	1.021
3.	856	+		=	1.611
4.	785	+		=	1.148
5.	828	+		=	1.320
6.	525	+		=	809
7.	706	+		=	1.055
8.	634	+		=	1.259
9.	926	+		=	1.545
10.	693	+		=	1.099

Oefening 4
1.	826	+		=	1.323
2.	475	+		=	936
3.	426	+		=	814
4.	920	+		=	1.684
5.	979	+		=	1.887
6.	304	+		=	529
7.	594	+		=	974
8.	394	+		=	644
9.	682	+		=	1.217
10.	995	+		=	1.221

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	901	+	704	=	1.605
2.	768	+	259	=	1.027
3.	910	+	605	=	1.515
4.	782	+	389	=	1.171
5.	993	+	681	=	1.674
6.	679	+	469	=	1.148
7.	862	+	859	=	1.721
8.	284	+	241	=	525
9.	484	+	333	=	817
10.	627	+	606	=	1.233

Oefening 2
1.	868	+	330	=	1.198
2.	997	+	688	=	1.685
3.	796	+	355	=	1.151
4.	494	+	427	=	921
5.	985	+	736	=	1.721
6.	968	+	395	=	1.363
7.	922	+	250	=	1.172
8.	867	+	793	=	1.660
9.	848	+	596	=	1.444
10.	565	+	368	=	933

Oefening 3
1.	369	+	253	=	622
2.	767	+	254	=	1.021
3.	856	+	755	=	1.611
4.	785	+	363	=	1.148
5.	828	+	492	=	1.320
6.	525	+	284	=	809
7.	706	+	349	=	1.055
8.	634	+	625	=	1.259
9.	926	+	619	=	1.545
10.	693	+	406	=	1.099

Oefening 4
1.	826	+	497	=	1.323
2.	475	+	461	=	936
3.	426	+	388	=	814
4.	920	+	764	=	1.684
5.	979	+	908	=	1.887
6.	304	+	225	=	529
7.	594	+	380	=	974
8.	394	+	250	=	644
9.	682	+	535	=	1.217
10.	995	+	226	=	1.221