Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	787	+		=	1.451
2.	745	+		=	1.024
3.	509	+		=	768
4.	730	+		=	1.051
5.	861	+		=	1.715
6.	718	+		=	1.175
7.	655	+		=	1.305
8.	635	+		=	925
9.	921	+		=	1.185
10.	481	+		=	923

Oefening 2
1.	470	+		=	911
2.	770	+		=	1.443
3.	528	+		=	973
4.	902	+		=	1.802
5.	616	+		=	929
6.	681	+		=	1.089
7.	621	+		=	953
8.	733	+		=	1.322
9.	521	+		=	756
10.	526	+		=	1.032

Oefening 3
1.	417	+		=	758
2.	902	+		=	1.150
3.	662	+		=	884
4.	874	+		=	1.545
5.	846	+		=	1.358
6.	879	+		=	1.283
7.	648	+		=	1.009
8.	935	+		=	1.610
9.	497	+		=	934
10.	610	+		=	1.068

Oefening 4
1.	804	+		=	1.130
2.	420	+		=	760
3.	925	+		=	1.737
4.	786	+		=	1.243
5.	753	+		=	1.183
6.	807	+		=	1.176
7.	797	+		=	1.433
8.	561	+		=	1.066
9.	902	+		=	1.601
10.	473	+		=	914

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	787	+	664	=	1.451
2.	745	+	279	=	1.024
3.	509	+	259	=	768
4.	730	+	321	=	1.051
5.	861	+	854	=	1.715
6.	718	+	457	=	1.175
7.	655	+	650	=	1.305
8.	635	+	290	=	925
9.	921	+	264	=	1.185
10.	481	+	442	=	923

Oefening 2
1.	470	+	441	=	911
2.	770	+	673	=	1.443
3.	528	+	445	=	973
4.	902	+	900	=	1.802
5.	616	+	313	=	929
6.	681	+	408	=	1.089
7.	621	+	332	=	953
8.	733	+	589	=	1.322
9.	521	+	235	=	756
10.	526	+	506	=	1.032

Oefening 3
1.	417	+	341	=	758
2.	902	+	248	=	1.150
3.	662	+	222	=	884
4.	874	+	671	=	1.545
5.	846	+	512	=	1.358
6.	879	+	404	=	1.283
7.	648	+	361	=	1.009
8.	935	+	675	=	1.610
9.	497	+	437	=	934
10.	610	+	458	=	1.068

Oefening 4
1.	804	+	326	=	1.130
2.	420	+	340	=	760
3.	925	+	812	=	1.737
4.	786	+	457	=	1.243
5.	753	+	430	=	1.183
6.	807	+	369	=	1.176
7.	797	+	636	=	1.433
8.	561	+	505	=	1.066
9.	902	+	699	=	1.601
10.	473	+	441	=	914