Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	609	+		=	960
2.	830	+		=	1.525
3.	739	+		=	1.101
4.	894	+		=	1.516
5.	884	+		=	1.441
6.	514	+		=	866
7.	589	+		=	967
8.	735	+		=	1.027
9.	840	+		=	1.642
10.	333	+		=	575

Oefening 2
1.	822	+		=	1.463
2.	648	+		=	878
3.	597	+		=	1.123
4.	866	+		=	1.643
5.	980	+		=	1.639
6.	875	+		=	1.489
7.	895	+		=	1.592
8.	449	+		=	652
9.	753	+		=	1.228
10.	977	+		=	1.686

Oefening 3
1.	871	+		=	1.586
2.	517	+		=	868
3.	976	+		=	1.647
4.	685	+		=	1.250
5.	713	+		=	919
6.	914	+		=	1.635
7.	973	+		=	1.928
8.	932	+		=	1.313
9.	795	+		=	1.492
10.	793	+		=	1.146

Oefening 4
1.	620	+		=	954
2.	923	+		=	1.167
3.	797	+		=	1.099
4.	251	+		=	486
5.	986	+		=	1.957
6.	590	+		=	871
7.	477	+		=	849
8.	749	+		=	1.355
9.	755	+		=	1.081
10.	787	+		=	1.096

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	609	+	351	=	960
2.	830	+	695	=	1.525
3.	739	+	362	=	1.101
4.	894	+	622	=	1.516
5.	884	+	557	=	1.441
6.	514	+	352	=	866
7.	589	+	378	=	967
8.	735	+	292	=	1.027
9.	840	+	802	=	1.642
10.	333	+	242	=	575

Oefening 2
1.	822	+	641	=	1.463
2.	648	+	230	=	878
3.	597	+	526	=	1.123
4.	866	+	777	=	1.643
5.	980	+	659	=	1.639
6.	875	+	614	=	1.489
7.	895	+	697	=	1.592
8.	449	+	203	=	652
9.	753	+	475	=	1.228
10.	977	+	709	=	1.686

Oefening 3
1.	871	+	715	=	1.586
2.	517	+	351	=	868
3.	976	+	671	=	1.647
4.	685	+	565	=	1.250
5.	713	+	206	=	919
6.	914	+	721	=	1.635
7.	973	+	955	=	1.928
8.	932	+	381	=	1.313
9.	795	+	697	=	1.492
10.	793	+	353	=	1.146

Oefening 4
1.	620	+	334	=	954
2.	923	+	244	=	1.167
3.	797	+	302	=	1.099
4.	251	+	235	=	486
5.	986	+	971	=	1.957
6.	590	+	281	=	871
7.	477	+	372	=	849
8.	749	+	606	=	1.355
9.	755	+	326	=	1.081
10.	787	+	309	=	1.096