Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	721	+		=	1.374
2.	707	+		=	1.060
3.	896	+		=	1.536
4.	799	+		=	1.451
5.	632	+		=	1.168
6.	989	+		=	1.189
7.	547	+		=	1.007
8.	342	+		=	556
9.	506	+		=	772
10.	719	+		=	1.155

Oefening 2
1.	533	+		=	977
2.	590	+		=	1.125
3.	422	+		=	683
4.	996	+		=	1.254
5.	834	+		=	1.517
6.	462	+		=	821
7.	809	+		=	1.143
8.	873	+		=	1.286
9.	419	+		=	811
10.	794	+		=	1.152

Oefening 3
1.	796	+		=	1.543
2.	902	+		=	1.203
3.	844	+		=	1.582
4.	636	+		=	993
5.	847	+		=	1.345
6.	1.000	+		=	1.369
7.	883	+		=	1.570
8.	806	+		=	1.319
9.	836	+		=	1.281
10.	810	+		=	1.332

Oefening 4
1.	636	+		=	1.260
2.	590	+		=	1.152
3.	796	+		=	1.157
4.	911	+		=	1.211
5.	911	+		=	1.425
6.	520	+		=	895
7.	896	+		=	1.759
8.	927	+		=	1.789
9.	633	+		=	1.049
10.	985	+		=	1.247

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	721	+	653	=	1.374
2.	707	+	353	=	1.060
3.	896	+	640	=	1.536
4.	799	+	652	=	1.451
5.	632	+	536	=	1.168
6.	989	+	200	=	1.189
7.	547	+	460	=	1.007
8.	342	+	214	=	556
9.	506	+	266	=	772
10.	719	+	436	=	1.155

Oefening 2
1.	533	+	444	=	977
2.	590	+	535	=	1.125
3.	422	+	261	=	683
4.	996	+	258	=	1.254
5.	834	+	683	=	1.517
6.	462	+	359	=	821
7.	809	+	334	=	1.143
8.	873	+	413	=	1.286
9.	419	+	392	=	811
10.	794	+	358	=	1.152

Oefening 3
1.	796	+	747	=	1.543
2.	902	+	301	=	1.203
3.	844	+	738	=	1.582
4.	636	+	357	=	993
5.	847	+	498	=	1.345
6.	1.000	+	369	=	1.369
7.	883	+	687	=	1.570
8.	806	+	513	=	1.319
9.	836	+	445	=	1.281
10.	810	+	522	=	1.332

Oefening 4
1.	636	+	624	=	1.260
2.	590	+	562	=	1.152
3.	796	+	361	=	1.157
4.	911	+	300	=	1.211
5.	911	+	514	=	1.425
6.	520	+	375	=	895
7.	896	+	863	=	1.759
8.	927	+	862	=	1.789
9.	633	+	416	=	1.049
10.	985	+	262	=	1.247