Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	794	+		=	1.577
2.	989	+		=	1.531
3.	911	+		=	1.589
4.	865	+		=	1.573
5.	996	+		=	1.640
6.	743	+		=	1.426
7.	713	+		=	1.296
8.	518	+		=	949
9.	401	+		=	658
10.	827	+		=	1.142

Oefening 2
1.	955	+		=	1.822
2.	894	+		=	1.506
3.	825	+		=	1.304
4.	575	+		=	990
5.	968	+		=	1.458
6.	463	+		=	748
7.	875	+		=	1.352
8.	522	+		=	722
9.	750	+		=	1.374
10.	725	+		=	1.006

Oefening 3
1.	904	+		=	1.396
2.	812	+		=	1.507
3.	829	+		=	1.392
4.	704	+		=	1.122
5.	906	+		=	1.698
6.	528	+		=	789
7.	720	+		=	1.343
8.	907	+		=	1.182
9.	780	+		=	1.190
10.	683	+		=	1.297

Oefening 4
1.	555	+		=	955
2.	707	+		=	1.312
3.	265	+		=	490
4.	889	+		=	1.662
5.	622	+		=	925
6.	843	+		=	1.647
7.	950	+		=	1.397
8.	759	+		=	1.357
9.	910	+		=	1.216
10.	982	+		=	1.620

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	794	+	783	=	1.577
2.	989	+	542	=	1.531
3.	911	+	678	=	1.589
4.	865	+	708	=	1.573
5.	996	+	644	=	1.640
6.	743	+	683	=	1.426
7.	713	+	583	=	1.296
8.	518	+	431	=	949
9.	401	+	257	=	658
10.	827	+	315	=	1.142

Oefening 2
1.	955	+	867	=	1.822
2.	894	+	612	=	1.506
3.	825	+	479	=	1.304
4.	575	+	415	=	990
5.	968	+	490	=	1.458
6.	463	+	285	=	748
7.	875	+	477	=	1.352
8.	522	+	200	=	722
9.	750	+	624	=	1.374
10.	725	+	281	=	1.006

Oefening 3
1.	904	+	492	=	1.396
2.	812	+	695	=	1.507
3.	829	+	563	=	1.392
4.	704	+	418	=	1.122
5.	906	+	792	=	1.698
6.	528	+	261	=	789
7.	720	+	623	=	1.343
8.	907	+	275	=	1.182
9.	780	+	410	=	1.190
10.	683	+	614	=	1.297

Oefening 4
1.	555	+	400	=	955
2.	707	+	605	=	1.312
3.	265	+	225	=	490
4.	889	+	773	=	1.662
5.	622	+	303	=	925
6.	843	+	804	=	1.647
7.	950	+	447	=	1.397
8.	759	+	598	=	1.357
9.	910	+	306	=	1.216
10.	982	+	638	=	1.620