Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	726	+		=	1.270
2.	455	+		=	763
3.	581	+		=	905
4.	959	+		=	1.465
5.	927	+		=	1.633
6.	500	+		=	857
7.	372	+		=	720
8.	707	+		=	1.031
9.	614	+		=	1.095
10.	683	+		=	1.068

Oefening 2
1.	641	+		=	1.051
2.	329	+		=	537
3.	536	+		=	850
4.	869	+		=	1.651
5.	790	+		=	1.342
6.	683	+		=	951
7.	589	+		=	983
8.	924	+		=	1.131
9.	572	+		=	918
10.	975	+		=	1.668

Oefening 3
1.	699	+		=	1.054
2.	745	+		=	1.265
3.	872	+		=	1.366
4.	586	+		=	1.079
5.	945	+		=	1.301
6.	981	+		=	1.731
7.	850	+		=	1.113
8.	705	+		=	1.316
9.	444	+		=	698
10.	739	+		=	1.055

Oefening 4
1.	795	+		=	1.395
2.	819	+		=	1.027
3.	765	+		=	1.106
4.	778	+		=	1.437
5.	985	+		=	1.475
6.	850	+		=	1.270
7.	896	+		=	1.716
8.	411	+		=	770
9.	523	+		=	1.040
10.	831	+		=	1.440

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	726	+	544	=	1.270
2.	455	+	308	=	763
3.	581	+	324	=	905
4.	959	+	506	=	1.465
5.	927	+	706	=	1.633
6.	500	+	357	=	857
7.	372	+	348	=	720
8.	707	+	324	=	1.031
9.	614	+	481	=	1.095
10.	683	+	385	=	1.068

Oefening 2
1.	641	+	410	=	1.051
2.	329	+	208	=	537
3.	536	+	314	=	850
4.	869	+	782	=	1.651
5.	790	+	552	=	1.342
6.	683	+	268	=	951
7.	589	+	394	=	983
8.	924	+	207	=	1.131
9.	572	+	346	=	918
10.	975	+	693	=	1.668

Oefening 3
1.	699	+	355	=	1.054
2.	745	+	520	=	1.265
3.	872	+	494	=	1.366
4.	586	+	493	=	1.079
5.	945	+	356	=	1.301
6.	981	+	750	=	1.731
7.	850	+	263	=	1.113
8.	705	+	611	=	1.316
9.	444	+	254	=	698
10.	739	+	316	=	1.055

Oefening 4
1.	795	+	600	=	1.395
2.	819	+	208	=	1.027
3.	765	+	341	=	1.106
4.	778	+	659	=	1.437
5.	985	+	490	=	1.475
6.	850	+	420	=	1.270
7.	896	+	820	=	1.716
8.	411	+	359	=	770
9.	523	+	517	=	1.040
10.	831	+	609	=	1.440