Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	618	+		=	1.095
2.	965	+		=	1.309
3.	474	+		=	844
4.	796	+		=	1.236
5.	348	+		=	574
6.	832	+		=	1.285
7.	980	+		=	1.314
8.	721	+		=	1.269
9.	712	+		=	1.271
10.	758	+		=	1.022

Oefening 2
1.	742	+		=	971
2.	636	+		=	1.114
3.	593	+		=	1.118
4.	751	+		=	971
5.	900	+		=	1.180
6.	597	+		=	1.187
7.	814	+		=	1.497
8.	628	+		=	1.138
9.	758	+		=	1.342
10.	960	+		=	1.186

Oefening 3
1.	836	+		=	1.229
2.	586	+		=	955
3.	769	+		=	1.025
4.	849	+		=	1.612
5.	659	+		=	1.171
6.	521	+		=	858
7.	978	+		=	1.875
8.	629	+		=	1.238
9.	870	+		=	1.541
10.	436	+		=	639

Oefening 4
1.	719	+		=	1.080
2.	811	+		=	1.196
3.	856	+		=	1.621
4.	570	+		=	830
5.	957	+		=	1.396
6.	787	+		=	1.130
7.	380	+		=	659
8.	588	+		=	1.120
9.	791	+		=	1.448
10.	516	+		=	873

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	618	+	477	=	1.095
2.	965	+	344	=	1.309
3.	474	+	370	=	844
4.	796	+	440	=	1.236
5.	348	+	226	=	574
6.	832	+	453	=	1.285
7.	980	+	334	=	1.314
8.	721	+	548	=	1.269
9.	712	+	559	=	1.271
10.	758	+	264	=	1.022

Oefening 2
1.	742	+	229	=	971
2.	636	+	478	=	1.114
3.	593	+	525	=	1.118
4.	751	+	220	=	971
5.	900	+	280	=	1.180
6.	597	+	590	=	1.187
7.	814	+	683	=	1.497
8.	628	+	510	=	1.138
9.	758	+	584	=	1.342
10.	960	+	226	=	1.186

Oefening 3
1.	836	+	393	=	1.229
2.	586	+	369	=	955
3.	769	+	256	=	1.025
4.	849	+	763	=	1.612
5.	659	+	512	=	1.171
6.	521	+	337	=	858
7.	978	+	897	=	1.875
8.	629	+	609	=	1.238
9.	870	+	671	=	1.541
10.	436	+	203	=	639

Oefening 4
1.	719	+	361	=	1.080
2.	811	+	385	=	1.196
3.	856	+	765	=	1.621
4.	570	+	260	=	830
5.	957	+	439	=	1.396
6.	787	+	343	=	1.130
7.	380	+	279	=	659
8.	588	+	532	=	1.120
9.	791	+	657	=	1.448
10.	516	+	357	=	873