Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	940	+		=	1.463
2.	931	+		=	1.353
3.	865	+		=	1.205
4.	687	+		=	1.045
5.	783	+		=	1.557
6.	940	+		=	1.666
7.	797	+		=	1.043
8.	990	+		=	1.921
9.	844	+		=	1.187
10.	658	+		=	1.160

Oefening 2
1.	431	+		=	856
2.	705	+		=	1.203
3.	982	+		=	1.529
4.	888	+		=	1.331
5.	867	+		=	1.100
6.	575	+		=	902
7.	700	+		=	1.027
8.	580	+		=	925
9.	452	+		=	675
10.	987	+		=	1.970

Oefening 3
1.	992	+		=	1.741
2.	883	+		=	1.351
3.	490	+		=	941
4.	708	+		=	1.055
5.	749	+		=	1.494
6.	584	+		=	865
7.	955	+		=	1.525
8.	985	+		=	1.464
9.	751	+		=	1.222
10.	707	+		=	1.069

Oefening 4
1.	635	+		=	1.211
2.	317	+		=	531
3.	795	+		=	1.474
4.	943	+		=	1.771
5.	404	+		=	805
6.	829	+		=	1.029
7.	672	+		=	1.258
8.	911	+		=	1.186
9.	802	+		=	1.158
10.	679	+		=	1.280

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	940	+	523	=	1.463
2.	931	+	422	=	1.353
3.	865	+	340	=	1.205
4.	687	+	358	=	1.045
5.	783	+	774	=	1.557
6.	940	+	726	=	1.666
7.	797	+	246	=	1.043
8.	990	+	931	=	1.921
9.	844	+	343	=	1.187
10.	658	+	502	=	1.160

Oefening 2
1.	431	+	425	=	856
2.	705	+	498	=	1.203
3.	982	+	547	=	1.529
4.	888	+	443	=	1.331
5.	867	+	233	=	1.100
6.	575	+	327	=	902
7.	700	+	327	=	1.027
8.	580	+	345	=	925
9.	452	+	223	=	675
10.	987	+	983	=	1.970

Oefening 3
1.	992	+	749	=	1.741
2.	883	+	468	=	1.351
3.	490	+	451	=	941
4.	708	+	347	=	1.055
5.	749	+	745	=	1.494
6.	584	+	281	=	865
7.	955	+	570	=	1.525
8.	985	+	479	=	1.464
9.	751	+	471	=	1.222
10.	707	+	362	=	1.069

Oefening 4
1.	635	+	576	=	1.211
2.	317	+	214	=	531
3.	795	+	679	=	1.474
4.	943	+	828	=	1.771
5.	404	+	401	=	805
6.	829	+	200	=	1.029
7.	672	+	586	=	1.258
8.	911	+	275	=	1.186
9.	802	+	356	=	1.158
10.	679	+	601	=	1.280