Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	933	+		=	1.765
2.	478	+		=	825
3.	562	+		=	950
4.	609	+		=	1.081
5.	944	+		=	1.830
6.	721	+		=	1.185
7.	410	+		=	814
8.	981	+		=	1.686
9.	669	+		=	1.234
10.	626	+		=	898

Oefening 2
1.	822	+		=	1.410
2.	448	+		=	648
3.	479	+		=	884
4.	939	+		=	1.625
5.	276	+		=	482
6.	753	+		=	1.272
7.	853	+		=	1.107
8.	899	+		=	1.193
9.	757	+		=	1.110
10.	439	+		=	834

Oefening 3
1.	592	+		=	978
2.	839	+		=	1.265
3.	661	+		=	1.268
4.	732	+		=	938
5.	566	+		=	971
6.	827	+		=	1.275
7.	937	+		=	1.178
8.	431	+		=	688
9.	934	+		=	1.264
10.	986	+		=	1.689

Oefening 4
1.	867	+		=	1.519
2.	705	+		=	1.006
3.	757	+		=	1.244
4.	714	+		=	1.327
5.	228	+		=	433
6.	495	+		=	890
7.	852	+		=	1.442
8.	353	+		=	615
9.	878	+		=	1.470
10.	793	+		=	1.522

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	933	+	832	=	1.765
2.	478	+	347	=	825
3.	562	+	388	=	950
4.	609	+	472	=	1.081
5.	944	+	886	=	1.830
6.	721	+	464	=	1.185
7.	410	+	404	=	814
8.	981	+	705	=	1.686
9.	669	+	565	=	1.234
10.	626	+	272	=	898

Oefening 2
1.	822	+	588	=	1.410
2.	448	+	200	=	648
3.	479	+	405	=	884
4.	939	+	686	=	1.625
5.	276	+	206	=	482
6.	753	+	519	=	1.272
7.	853	+	254	=	1.107
8.	899	+	294	=	1.193
9.	757	+	353	=	1.110
10.	439	+	395	=	834

Oefening 3
1.	592	+	386	=	978
2.	839	+	426	=	1.265
3.	661	+	607	=	1.268
4.	732	+	206	=	938
5.	566	+	405	=	971
6.	827	+	448	=	1.275
7.	937	+	241	=	1.178
8.	431	+	257	=	688
9.	934	+	330	=	1.264
10.	986	+	703	=	1.689

Oefening 4
1.	867	+	652	=	1.519
2.	705	+	301	=	1.006
3.	757	+	487	=	1.244
4.	714	+	613	=	1.327
5.	228	+	205	=	433
6.	495	+	395	=	890
7.	852	+	590	=	1.442
8.	353	+	262	=	615
9.	878	+	592	=	1.470
10.	793	+	729	=	1.522