Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	880	+		=	1.527
2.	712	+		=	1.207
3.	793	+		=	1.084
4.	815	+		=	1.284
5.	481	+		=	927
6.	987	+		=	1.799
7.	630	+		=	1.051
8.	976	+		=	1.251
9.	857	+		=	1.141
10.	422	+		=	802

Oefening 2
1.	879	+		=	1.116
2.	792	+		=	1.160
3.	998	+		=	1.920
4.	690	+		=	915
5.	490	+		=	758
6.	940	+		=	1.528
7.	796	+		=	1.009
8.	208	+		=	408
9.	429	+		=	776
10.	382	+		=	605

Oefening 3
1.	946	+		=	1.402
2.	566	+		=	876
3.	993	+		=	1.732
4.	845	+		=	1.400
5.	860	+		=	1.579
6.	834	+		=	1.387
7.	974	+		=	1.557
8.	658	+		=	1.016
9.	523	+		=	990
10.	625	+		=	949

Oefening 4
1.	692	+		=	978
2.	948	+		=	1.611
3.	846	+		=	1.047
4.	624	+		=	1.216
5.	612	+		=	912
6.	648	+		=	873
7.	944	+		=	1.537
8.	492	+		=	970
9.	775	+		=	1.471
10.	662	+		=	1.293

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	880	+	647	=	1.527
2.	712	+	495	=	1.207
3.	793	+	291	=	1.084
4.	815	+	469	=	1.284
5.	481	+	446	=	927
6.	987	+	812	=	1.799
7.	630	+	421	=	1.051
8.	976	+	275	=	1.251
9.	857	+	284	=	1.141
10.	422	+	380	=	802

Oefening 2
1.	879	+	237	=	1.116
2.	792	+	368	=	1.160
3.	998	+	922	=	1.920
4.	690	+	225	=	915
5.	490	+	268	=	758
6.	940	+	588	=	1.528
7.	796	+	213	=	1.009
8.	208	+	200	=	408
9.	429	+	347	=	776
10.	382	+	223	=	605

Oefening 3
1.	946	+	456	=	1.402
2.	566	+	310	=	876
3.	993	+	739	=	1.732
4.	845	+	555	=	1.400
5.	860	+	719	=	1.579
6.	834	+	553	=	1.387
7.	974	+	583	=	1.557
8.	658	+	358	=	1.016
9.	523	+	467	=	990
10.	625	+	324	=	949

Oefening 4
1.	692	+	286	=	978
2.	948	+	663	=	1.611
3.	846	+	201	=	1.047
4.	624	+	592	=	1.216
5.	612	+	300	=	912
6.	648	+	225	=	873
7.	944	+	593	=	1.537
8.	492	+	478	=	970
9.	775	+	696	=	1.471
10.	662	+	631	=	1.293