Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	584	+		=	792
2.	803	+		=	1.334
3.	709	+		=	1.393
4.	511	+		=	949
5.	961	+		=	1.544
6.	528	+		=	733
7.	953	+		=	1.297
8.	981	+		=	1.767
9.	997	+		=	1.731
10.	657	+		=	1.166

Oefening 2
1.	553	+		=	1.017
2.	478	+		=	896
3.	969	+		=	1.405
4.	918	+		=	1.759
5.	429	+		=	736
6.	684	+		=	1.282
7.	953	+		=	1.296
8.	822	+		=	1.523
9.	684	+		=	1.131
10.	845	+		=	1.053

Oefening 3
1.	615	+		=	1.124
2.	539	+		=	745
3.	723	+		=	1.332
4.	483	+		=	803
5.	644	+		=	1.251
6.	820	+		=	1.413
7.	971	+		=	1.529
8.	294	+		=	494
9.	484	+		=	703
10.	887	+		=	1.311

Oefening 4
1.	666	+		=	1.175
2.	745	+		=	998
3.	731	+		=	1.013
4.	847	+		=	1.048
5.	456	+		=	880
6.	499	+		=	796
7.	874	+		=	1.581
8.	680	+		=	1.131
9.	913	+		=	1.163
10.	346	+		=	638

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	584	+	208	=	792
2.	803	+	531	=	1.334
3.	709	+	684	=	1.393
4.	511	+	438	=	949
5.	961	+	583	=	1.544
6.	528	+	205	=	733
7.	953	+	344	=	1.297
8.	981	+	786	=	1.767
9.	997	+	734	=	1.731
10.	657	+	509	=	1.166

Oefening 2
1.	553	+	464	=	1.017
2.	478	+	418	=	896
3.	969	+	436	=	1.405
4.	918	+	841	=	1.759
5.	429	+	307	=	736
6.	684	+	598	=	1.282
7.	953	+	343	=	1.296
8.	822	+	701	=	1.523
9.	684	+	447	=	1.131
10.	845	+	208	=	1.053

Oefening 3
1.	615	+	509	=	1.124
2.	539	+	206	=	745
3.	723	+	609	=	1.332
4.	483	+	320	=	803
5.	644	+	607	=	1.251
6.	820	+	593	=	1.413
7.	971	+	558	=	1.529
8.	294	+	200	=	494
9.	484	+	219	=	703
10.	887	+	424	=	1.311

Oefening 4
1.	666	+	509	=	1.175
2.	745	+	253	=	998
3.	731	+	282	=	1.013
4.	847	+	201	=	1.048
5.	456	+	424	=	880
6.	499	+	297	=	796
7.	874	+	707	=	1.581
8.	680	+	451	=	1.131
9.	913	+	250	=	1.163
10.	346	+	292	=	638