Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	964	+		=	1.639
2.	995	+		=	1.557
3.	724	+		=	1.427
4.	820	+		=	1.581
5.	921	+		=	1.646
6.	496	+		=	712
7.	438	+		=	709
8.	745	+		=	1.280
9.	709	+		=	1.018
10.	839	+		=	1.212

Oefening 2
1.	735	+		=	1.156
2.	447	+		=	885
3.	418	+		=	729
4.	469	+		=	796
5.	820	+		=	1.210
6.	940	+		=	1.555
7.	964	+		=	1.463
8.	625	+		=	1.132
9.	802	+		=	1.277
10.	743	+		=	1.394

Oefening 3
1.	734	+		=	1.122
2.	874	+		=	1.518
3.	645	+		=	1.146
4.	994	+		=	1.935
5.	663	+		=	955
6.	308	+		=	512
7.	954	+		=	1.193
8.	557	+		=	1.095
9.	391	+		=	697
10.	787	+		=	997

Oefening 4
1.	782	+		=	1.401
2.	981	+		=	1.485
3.	987	+		=	1.413
4.	713	+		=	1.392
5.	840	+		=	1.456
6.	755	+		=	1.002
7.	850	+		=	1.189
8.	729	+		=	1.301
9.	821	+		=	1.473
10.	978	+		=	1.541

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	964	+	675	=	1.639
2.	995	+	562	=	1.557
3.	724	+	703	=	1.427
4.	820	+	761	=	1.581
5.	921	+	725	=	1.646
6.	496	+	216	=	712
7.	438	+	271	=	709
8.	745	+	535	=	1.280
9.	709	+	309	=	1.018
10.	839	+	373	=	1.212

Oefening 2
1.	735	+	421	=	1.156
2.	447	+	438	=	885
3.	418	+	311	=	729
4.	469	+	327	=	796
5.	820	+	390	=	1.210
6.	940	+	615	=	1.555
7.	964	+	499	=	1.463
8.	625	+	507	=	1.132
9.	802	+	475	=	1.277
10.	743	+	651	=	1.394

Oefening 3
1.	734	+	388	=	1.122
2.	874	+	644	=	1.518
3.	645	+	501	=	1.146
4.	994	+	941	=	1.935
5.	663	+	292	=	955
6.	308	+	204	=	512
7.	954	+	239	=	1.193
8.	557	+	538	=	1.095
9.	391	+	306	=	697
10.	787	+	210	=	997

Oefening 4
1.	782	+	619	=	1.401
2.	981	+	504	=	1.485
3.	987	+	426	=	1.413
4.	713	+	679	=	1.392
5.	840	+	616	=	1.456
6.	755	+	247	=	1.002
7.	850	+	339	=	1.189
8.	729	+	572	=	1.301
9.	821	+	652	=	1.473
10.	978	+	563	=	1.541