Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	374	+		=	653
2.	361	+		=	664
3.	739	+		=	1.093
4.	928	+		=	1.199
5.	780	+		=	1.221
6.	324	+		=	558
7.	895	+		=	1.649
8.	836	+		=	1.564
9.	844	+		=	1.306
10.	825	+		=	1.374

Oefening 2
1.	990	+		=	1.206
2.	857	+		=	1.264
3.	737	+		=	1.082
4.	798	+		=	1.176
5.	793	+		=	1.098
6.	791	+		=	1.368
7.	393	+		=	770
8.	860	+		=	1.240
9.	645	+		=	1.199
10.	563	+		=	1.114

Oefening 3
1.	932	+		=	1.313
2.	696	+		=	1.378
3.	874	+		=	1.221
4.	930	+		=	1.857
5.	352	+		=	694
6.	677	+		=	908
7.	968	+		=	1.479
8.	547	+		=	794
9.	672	+		=	1.122
10.	567	+		=	948

Oefening 4
1.	884	+		=	1.653
2.	767	+		=	1.021
3.	957	+		=	1.297
4.	752	+		=	1.020
5.	806	+		=	1.479
6.	813	+		=	1.371
7.	919	+		=	1.400
8.	918	+		=	1.368
9.	504	+		=	953
10.	789	+		=	1.525

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	374	+	279	=	653
2.	361	+	303	=	664
3.	739	+	354	=	1.093
4.	928	+	271	=	1.199
5.	780	+	441	=	1.221
6.	324	+	234	=	558
7.	895	+	754	=	1.649
8.	836	+	728	=	1.564
9.	844	+	462	=	1.306
10.	825	+	549	=	1.374

Oefening 2
1.	990	+	216	=	1.206
2.	857	+	407	=	1.264
3.	737	+	345	=	1.082
4.	798	+	378	=	1.176
5.	793	+	305	=	1.098
6.	791	+	577	=	1.368
7.	393	+	377	=	770
8.	860	+	380	=	1.240
9.	645	+	554	=	1.199
10.	563	+	551	=	1.114

Oefening 3
1.	932	+	381	=	1.313
2.	696	+	682	=	1.378
3.	874	+	347	=	1.221
4.	930	+	927	=	1.857
5.	352	+	342	=	694
6.	677	+	231	=	908
7.	968	+	511	=	1.479
8.	547	+	247	=	794
9.	672	+	450	=	1.122
10.	567	+	381	=	948

Oefening 4
1.	884	+	769	=	1.653
2.	767	+	254	=	1.021
3.	957	+	340	=	1.297
4.	752	+	268	=	1.020
5.	806	+	673	=	1.479
6.	813	+	558	=	1.371
7.	919	+	481	=	1.400
8.	918	+	450	=	1.368
9.	504	+	449	=	953
10.	789	+	736	=	1.525