Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	598	+		=	939
2.	826	+		=	1.380
3.	306	+		=	551
4.	609	+		=	863
5.	583	+		=	1.047
6.	683	+		=	1.150
7.	427	+		=	740
8.	814	+		=	1.248
9.	343	+		=	601
10.	761	+		=	1.161

Oefening 2
1.	705	+		=	1.403
2.	765	+		=	1.071
3.	448	+		=	895
4.	762	+		=	1.104
5.	680	+		=	1.296
6.	957	+		=	1.170
7.	963	+		=	1.232
8.	999	+		=	1.538
9.	674	+		=	875
10.	807	+		=	1.582

Oefening 3
1.	928	+		=	1.352
2.	935	+		=	1.810
3.	801	+		=	1.219
4.	666	+		=	876
5.	927	+		=	1.213
6.	745	+		=	1.090
7.	479	+		=	685
8.	803	+		=	1.258
9.	834	+		=	1.457
10.	463	+		=	811

Oefening 4
1.	946	+		=	1.317
2.	853	+		=	1.173
3.	724	+		=	1.178
4.	874	+		=	1.207
5.	846	+		=	1.655
6.	900	+		=	1.555
7.	434	+		=	730
8.	672	+		=	1.195
9.	877	+		=	1.420
10.	745	+		=	1.058

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	598	+	341	=	939
2.	826	+	554	=	1.380
3.	306	+	245	=	551
4.	609	+	254	=	863
5.	583	+	464	=	1.047
6.	683	+	467	=	1.150
7.	427	+	313	=	740
8.	814	+	434	=	1.248
9.	343	+	258	=	601
10.	761	+	400	=	1.161

Oefening 2
1.	705	+	698	=	1.403
2.	765	+	306	=	1.071
3.	448	+	447	=	895
4.	762	+	342	=	1.104
5.	680	+	616	=	1.296
6.	957	+	213	=	1.170
7.	963	+	269	=	1.232
8.	999	+	539	=	1.538
9.	674	+	201	=	875
10.	807	+	775	=	1.582

Oefening 3
1.	928	+	424	=	1.352
2.	935	+	875	=	1.810
3.	801	+	418	=	1.219
4.	666	+	210	=	876
5.	927	+	286	=	1.213
6.	745	+	345	=	1.090
7.	479	+	206	=	685
8.	803	+	455	=	1.258
9.	834	+	623	=	1.457
10.	463	+	348	=	811

Oefening 4
1.	946	+	371	=	1.317
2.	853	+	320	=	1.173
3.	724	+	454	=	1.178
4.	874	+	333	=	1.207
5.	846	+	809	=	1.655
6.	900	+	655	=	1.555
7.	434	+	296	=	730
8.	672	+	523	=	1.195
9.	877	+	543	=	1.420
10.	745	+	313	=	1.058