Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	772	+		=	1.166
2.	619	+		=	1.038
3.	994	+		=	1.778
4.	496	+		=	912
5.	852	+		=	1.192
6.	509	+		=	976
7.	680	+		=	1.249
8.	539	+		=	866
9.	720	+		=	1.395
10.	925	+		=	1.401

Oefening 2
1.	981	+		=	1.520
2.	819	+		=	1.287
3.	601	+		=	866
4.	935	+		=	1.615
5.	973	+		=	1.295
6.	823	+		=	1.232
7.	899	+		=	1.345
8.	577	+		=	1.098
9.	886	+		=	1.112
10.	853	+		=	1.516

Oefening 3
1.	726	+		=	1.200
2.	434	+		=	692
3.	937	+		=	1.337
4.	879	+		=	1.374
5.	821	+		=	1.560
6.	657	+		=	892
7.	926	+		=	1.636
8.	700	+		=	1.101
9.	909	+		=	1.757
10.	559	+		=	924

Oefening 4
1.	964	+		=	1.453
2.	885	+		=	1.765
3.	636	+		=	1.129
4.	673	+		=	951
5.	639	+		=	1.260
6.	676	+		=	1.127
7.	438	+		=	840
8.	732	+		=	1.422
9.	959	+		=	1.631
10.	704	+		=	1.275

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	772	+	394	=	1.166
2.	619	+	419	=	1.038
3.	994	+	784	=	1.778
4.	496	+	416	=	912
5.	852	+	340	=	1.192
6.	509	+	467	=	976
7.	680	+	569	=	1.249
8.	539	+	327	=	866
9.	720	+	675	=	1.395
10.	925	+	476	=	1.401

Oefening 2
1.	981	+	539	=	1.520
2.	819	+	468	=	1.287
3.	601	+	265	=	866
4.	935	+	680	=	1.615
5.	973	+	322	=	1.295
6.	823	+	409	=	1.232
7.	899	+	446	=	1.345
8.	577	+	521	=	1.098
9.	886	+	226	=	1.112
10.	853	+	663	=	1.516

Oefening 3
1.	726	+	474	=	1.200
2.	434	+	258	=	692
3.	937	+	400	=	1.337
4.	879	+	495	=	1.374
5.	821	+	739	=	1.560
6.	657	+	235	=	892
7.	926	+	710	=	1.636
8.	700	+	401	=	1.101
9.	909	+	848	=	1.757
10.	559	+	365	=	924

Oefening 4
1.	964	+	489	=	1.453
2.	885	+	880	=	1.765
3.	636	+	493	=	1.129
4.	673	+	278	=	951
5.	639	+	621	=	1.260
6.	676	+	451	=	1.127
7.	438	+	402	=	840
8.	732	+	690	=	1.422
9.	959	+	672	=	1.631
10.	704	+	571	=	1.275