Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	992	+		=	1.790
2.	423	+		=	826
3.	615	+		=	1.011
4.	636	+		=	917
5.	910	+		=	1.780
6.	685	+		=	1.007
7.	992	+		=	1.239
8.	344	+		=	657
9.	663	+		=	994
10.	951	+		=	1.613

Oefening 2
1.	904	+		=	1.499
2.	310	+		=	583
3.	895	+		=	1.279
4.	1.000	+		=	1.761
5.	860	+		=	1.136
6.	663	+		=	1.269
7.	918	+		=	1.365
8.	559	+		=	869
9.	852	+		=	1.515
10.	607	+		=	1.157

Oefening 3
1.	740	+		=	968
2.	982	+		=	1.888
3.	983	+		=	1.216
4.	988	+		=	1.808
5.	819	+		=	1.434
6.	926	+		=	1.392
7.	763	+		=	1.104
8.	861	+		=	1.442
9.	861	+		=	1.141
10.	946	+		=	1.164

Oefening 4
1.	776	+		=	1.384
2.	874	+		=	1.459
3.	726	+		=	1.359
4.	829	+		=	1.635
5.	368	+		=	578
6.	832	+		=	1.058
7.	936	+		=	1.255
8.	831	+		=	1.662
9.	584	+		=	1.006
10.	768	+		=	1.296

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	992	+	798	=	1.790
2.	423	+	403	=	826
3.	615	+	396	=	1.011
4.	636	+	281	=	917
5.	910	+	870	=	1.780
6.	685	+	322	=	1.007
7.	992	+	247	=	1.239
8.	344	+	313	=	657
9.	663	+	331	=	994
10.	951	+	662	=	1.613

Oefening 2
1.	904	+	595	=	1.499
2.	310	+	273	=	583
3.	895	+	384	=	1.279
4.	1.000	+	761	=	1.761
5.	860	+	276	=	1.136
6.	663	+	606	=	1.269
7.	918	+	447	=	1.365
8.	559	+	310	=	869
9.	852	+	663	=	1.515
10.	607	+	550	=	1.157

Oefening 3
1.	740	+	228	=	968
2.	982	+	906	=	1.888
3.	983	+	233	=	1.216
4.	988	+	820	=	1.808
5.	819	+	615	=	1.434
6.	926	+	466	=	1.392
7.	763	+	341	=	1.104
8.	861	+	581	=	1.442
9.	861	+	280	=	1.141
10.	946	+	218	=	1.164

Oefening 4
1.	776	+	608	=	1.384
2.	874	+	585	=	1.459
3.	726	+	633	=	1.359
4.	829	+	806	=	1.635
5.	368	+	210	=	578
6.	832	+	226	=	1.058
7.	936	+	319	=	1.255
8.	831	+	831	=	1.662
9.	584	+	422	=	1.006
10.	768	+	528	=	1.296