Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	892	+		=	1.116
2.	930	+		=	1.619
3.	551	+		=	1.036
4.	968	+		=	1.538
5.	587	+		=	921
6.	902	+		=	1.413
7.	945	+		=	1.720
8.	955	+		=	1.158
9.	279	+		=	548
10.	789	+		=	1.072

Oefening 2
1.	482	+		=	713
2.	510	+		=	742
3.	476	+		=	942
4.	980	+		=	1.219
5.	923	+		=	1.431
6.	840	+		=	1.126
7.	709	+		=	1.199
8.	636	+		=	1.132
9.	639	+		=	1.007
10.	998	+		=	1.482

Oefening 3
1.	419	+		=	691
2.	804	+		=	1.138
3.	919	+		=	1.771
4.	582	+		=	995
5.	641	+		=	899
6.	981	+		=	1.915
7.	619	+		=	1.166
8.	318	+		=	553
9.	325	+		=	580
10.	561	+		=	906

Oefening 4
1.	704	+		=	916
2.	758	+		=	1.298
3.	737	+		=	1.380
4.	985	+		=	1.645
5.	703	+		=	1.230
6.	765	+		=	1.292
7.	788	+		=	1.378
8.	497	+		=	888
9.	530	+		=	906
10.	738	+		=	1.385

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	892	+	224	=	1.116
2.	930	+	689	=	1.619
3.	551	+	485	=	1.036
4.	968	+	570	=	1.538
5.	587	+	334	=	921
6.	902	+	511	=	1.413
7.	945	+	775	=	1.720
8.	955	+	203	=	1.158
9.	279	+	269	=	548
10.	789	+	283	=	1.072

Oefening 2
1.	482	+	231	=	713
2.	510	+	232	=	742
3.	476	+	466	=	942
4.	980	+	239	=	1.219
5.	923	+	508	=	1.431
6.	840	+	286	=	1.126
7.	709	+	490	=	1.199
8.	636	+	496	=	1.132
9.	639	+	368	=	1.007
10.	998	+	484	=	1.482

Oefening 3
1.	419	+	272	=	691
2.	804	+	334	=	1.138
3.	919	+	852	=	1.771
4.	582	+	413	=	995
5.	641	+	258	=	899
6.	981	+	934	=	1.915
7.	619	+	547	=	1.166
8.	318	+	235	=	553
9.	325	+	255	=	580
10.	561	+	345	=	906

Oefening 4
1.	704	+	212	=	916
2.	758	+	540	=	1.298
3.	737	+	643	=	1.380
4.	985	+	660	=	1.645
5.	703	+	527	=	1.230
6.	765	+	527	=	1.292
7.	788	+	590	=	1.378
8.	497	+	391	=	888
9.	530	+	376	=	906
10.	738	+	647	=	1.385