Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	944	+		=	1.396
2.	294	+		=	541
3.	748	+		=	1.313
4.	769	+		=	1.305
5.	572	+		=	1.041
6.	825	+		=	1.630
7.	893	+		=	1.752
8.	926	+		=	1.684
9.	993	+		=	1.298
10.	857	+		=	1.075

Oefening 2
1.	406	+		=	674
2.	978	+		=	1.192
3.	987	+		=	1.833
4.	384	+		=	725
5.	518	+		=	754
6.	843	+		=	1.295
7.	954	+		=	1.247
8.	925	+		=	1.746
9.	981	+		=	1.224
10.	651	+		=	1.080

Oefening 3
1.	406	+		=	621
2.	690	+		=	978
3.	936	+		=	1.322
4.	564	+		=	1.098
5.	969	+		=	1.705
6.	365	+		=	565
7.	730	+		=	1.445
8.	804	+		=	1.250
9.	964	+		=	1.557
10.	547	+		=	900

Oefening 4
1.	777	+		=	1.512
2.	992	+		=	1.894
3.	776	+		=	1.486
4.	639	+		=	1.145
5.	359	+		=	640
6.	555	+		=	808
7.	928	+		=	1.445
8.	767	+		=	1.253
9.	760	+		=	1.235
10.	509	+		=	841

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	944	+	452	=	1.396
2.	294	+	247	=	541
3.	748	+	565	=	1.313
4.	769	+	536	=	1.305
5.	572	+	469	=	1.041
6.	825	+	805	=	1.630
7.	893	+	859	=	1.752
8.	926	+	758	=	1.684
9.	993	+	305	=	1.298
10.	857	+	218	=	1.075

Oefening 2
1.	406	+	268	=	674
2.	978	+	214	=	1.192
3.	987	+	846	=	1.833
4.	384	+	341	=	725
5.	518	+	236	=	754
6.	843	+	452	=	1.295
7.	954	+	293	=	1.247
8.	925	+	821	=	1.746
9.	981	+	243	=	1.224
10.	651	+	429	=	1.080

Oefening 3
1.	406	+	215	=	621
2.	690	+	288	=	978
3.	936	+	386	=	1.322
4.	564	+	534	=	1.098
5.	969	+	736	=	1.705
6.	365	+	200	=	565
7.	730	+	715	=	1.445
8.	804	+	446	=	1.250
9.	964	+	593	=	1.557
10.	547	+	353	=	900

Oefening 4
1.	777	+	735	=	1.512
2.	992	+	902	=	1.894
3.	776	+	710	=	1.486
4.	639	+	506	=	1.145
5.	359	+	281	=	640
6.	555	+	253	=	808
7.	928	+	517	=	1.445
8.	767	+	486	=	1.253
9.	760	+	475	=	1.235
10.	509	+	332	=	841