Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	914	+		=	1.770
2.	674	+		=	1.030
3.	993	+		=	1.946
4.	776	+		=	1.276
5.	880	+		=	1.526
6.	625	+		=	1.214
7.	627	+		=	1.037
8.	675	+		=	1.307
9.	994	+		=	1.435
10.	480	+		=	814

Oefening 2
1.	851	+		=	1.164
2.	930	+		=	1.856
3.	811	+		=	1.613
4.	527	+		=	743
5.	321	+		=	539
6.	750	+		=	1.500
7.	922	+		=	1.513
8.	985	+		=	1.714
9.	898	+		=	1.689
10.	473	+		=	791

Oefening 3
1.	837	+		=	1.601
2.	648	+		=	1.232
3.	998	+		=	1.629
4.	814	+		=	1.596
5.	382	+		=	639
6.	965	+		=	1.503
7.	626	+		=	972
8.	764	+		=	1.419
9.	953	+		=	1.878
10.	707	+		=	1.222

Oefening 4
1.	909	+		=	1.726
2.	375	+		=	676
3.	981	+		=	1.275
4.	535	+		=	844
5.	982	+		=	1.306
6.	853	+		=	1.265
7.	892	+		=	1.206
8.	478	+		=	858
9.	658	+		=	1.121
10.	652	+		=	1.021

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	914	+	856	=	1.770
2.	674	+	356	=	1.030
3.	993	+	953	=	1.946
4.	776	+	500	=	1.276
5.	880	+	646	=	1.526
6.	625	+	589	=	1.214
7.	627	+	410	=	1.037
8.	675	+	632	=	1.307
9.	994	+	441	=	1.435
10.	480	+	334	=	814

Oefening 2
1.	851	+	313	=	1.164
2.	930	+	926	=	1.856
3.	811	+	802	=	1.613
4.	527	+	216	=	743
5.	321	+	218	=	539
6.	750	+	750	=	1.500
7.	922	+	591	=	1.513
8.	985	+	729	=	1.714
9.	898	+	791	=	1.689
10.	473	+	318	=	791

Oefening 3
1.	837	+	764	=	1.601
2.	648	+	584	=	1.232
3.	998	+	631	=	1.629
4.	814	+	782	=	1.596
5.	382	+	257	=	639
6.	965	+	538	=	1.503
7.	626	+	346	=	972
8.	764	+	655	=	1.419
9.	953	+	925	=	1.878
10.	707	+	515	=	1.222

Oefening 4
1.	909	+	817	=	1.726
2.	375	+	301	=	676
3.	981	+	294	=	1.275
4.	535	+	309	=	844
5.	982	+	324	=	1.306
6.	853	+	412	=	1.265
7.	892	+	314	=	1.206
8.	478	+	380	=	858
9.	658	+	463	=	1.121
10.	652	+	369	=	1.021