Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	992	+		=	1.725
2.	466	+		=	718
3.	551	+		=	1.073
4.	871	+		=	1.289
5.	984	+		=	1.327
6.	792	+		=	1.403
7.	952	+		=	1.797
8.	793	+		=	1.185
9.	741	+		=	1.233
10.	849	+		=	1.288

Oefening 2
1.	955	+		=	1.323
2.	802	+		=	1.442
3.	723	+		=	1.213
4.	351	+		=	656
5.	920	+		=	1.453
6.	815	+		=	1.229
7.	359	+		=	708
8.	699	+		=	1.305
9.	993	+		=	1.416
10.	318	+		=	599

Oefening 3
1.	887	+		=	1.391
2.	842	+		=	1.631
3.	656	+		=	1.224
4.	730	+		=	1.311
5.	839	+		=	1.239
6.	895	+		=	1.122
7.	357	+		=	592
8.	917	+		=	1.386
9.	866	+		=	1.270
10.	758	+		=	975

Oefening 4
1.	790	+		=	1.018
2.	386	+		=	670
3.	990	+		=	1.458
4.	773	+		=	1.272
5.	887	+		=	1.154
6.	628	+		=	869
7.	812	+		=	1.155
8.	327	+		=	531
9.	852	+		=	1.224
10.	598	+		=	1.167

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	992	+	733	=	1.725
2.	466	+	252	=	718
3.	551	+	522	=	1.073
4.	871	+	418	=	1.289
5.	984	+	343	=	1.327
6.	792	+	611	=	1.403
7.	952	+	845	=	1.797
8.	793	+	392	=	1.185
9.	741	+	492	=	1.233
10.	849	+	439	=	1.288

Oefening 2
1.	955	+	368	=	1.323
2.	802	+	640	=	1.442
3.	723	+	490	=	1.213
4.	351	+	305	=	656
5.	920	+	533	=	1.453
6.	815	+	414	=	1.229
7.	359	+	349	=	708
8.	699	+	606	=	1.305
9.	993	+	423	=	1.416
10.	318	+	281	=	599

Oefening 3
1.	887	+	504	=	1.391
2.	842	+	789	=	1.631
3.	656	+	568	=	1.224
4.	730	+	581	=	1.311
5.	839	+	400	=	1.239
6.	895	+	227	=	1.122
7.	357	+	235	=	592
8.	917	+	469	=	1.386
9.	866	+	404	=	1.270
10.	758	+	217	=	975

Oefening 4
1.	790	+	228	=	1.018
2.	386	+	284	=	670
3.	990	+	468	=	1.458
4.	773	+	499	=	1.272
5.	887	+	267	=	1.154
6.	628	+	241	=	869
7.	812	+	343	=	1.155
8.	327	+	204	=	531
9.	852	+	372	=	1.224
10.	598	+	569	=	1.167