Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	890	+		=	1.456
2.	285	+		=	557
3.	983	+		=	1.334
4.	761	+		=	1.368
5.	796	+		=	1.328
6.	948	+		=	1.570
7.	903	+		=	1.648
8.	991	+		=	1.193
9.	577	+		=	1.126
10.	774	+		=	1.432

Oefening 2
1.	660	+		=	1.127
2.	594	+		=	908
3.	871	+		=	1.085
4.	622	+		=	1.024
5.	824	+		=	1.118
6.	778	+		=	1.066
7.	739	+		=	1.104
8.	717	+		=	1.113
9.	853	+		=	1.503
10.	551	+		=	1.001

Oefening 3
1.	916	+		=	1.524
2.	751	+		=	1.316
3.	994	+		=	1.825
4.	763	+		=	1.483
5.	1.000	+		=	1.342
6.	653	+		=	1.008
7.	904	+		=	1.104
8.	733	+		=	1.124
9.	747	+		=	1.192
10.	565	+		=	898

Oefening 4
1.	895	+		=	1.633
2.	974	+		=	1.520
3.	693	+		=	1.063
4.	930	+		=	1.256
5.	839	+		=	1.459
6.	717	+		=	1.012
7.	895	+		=	1.400
8.	675	+		=	952
9.	979	+		=	1.857
10.	931	+		=	1.446

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	890	+	566	=	1.456
2.	285	+	272	=	557
3.	983	+	351	=	1.334
4.	761	+	607	=	1.368
5.	796	+	532	=	1.328
6.	948	+	622	=	1.570
7.	903	+	745	=	1.648
8.	991	+	202	=	1.193
9.	577	+	549	=	1.126
10.	774	+	658	=	1.432

Oefening 2
1.	660	+	467	=	1.127
2.	594	+	314	=	908
3.	871	+	214	=	1.085
4.	622	+	402	=	1.024
5.	824	+	294	=	1.118
6.	778	+	288	=	1.066
7.	739	+	365	=	1.104
8.	717	+	396	=	1.113
9.	853	+	650	=	1.503
10.	551	+	450	=	1.001

Oefening 3
1.	916	+	608	=	1.524
2.	751	+	565	=	1.316
3.	994	+	831	=	1.825
4.	763	+	720	=	1.483
5.	1.000	+	342	=	1.342
6.	653	+	355	=	1.008
7.	904	+	200	=	1.104
8.	733	+	391	=	1.124
9.	747	+	445	=	1.192
10.	565	+	333	=	898

Oefening 4
1.	895	+	738	=	1.633
2.	974	+	546	=	1.520
3.	693	+	370	=	1.063
4.	930	+	326	=	1.256
5.	839	+	620	=	1.459
6.	717	+	295	=	1.012
7.	895	+	505	=	1.400
8.	675	+	277	=	952
9.	979	+	878	=	1.857
10.	931	+	515	=	1.446