Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	791	+		=	1.442
2.	375	+		=	613
3.	841	+		=	1.292
4.	796	+		=	1.326
5.	560	+		=	883
6.	959	+		=	1.357
7.	593	+		=	1.121
8.	628	+		=	920
9.	868	+		=	1.680
10.	480	+		=	743

Oefening 2
1.	281	+		=	508
2.	725	+		=	1.031
3.	957	+		=	1.213
4.	953	+		=	1.701
5.	919	+		=	1.671
6.	965	+		=	1.553
7.	981	+		=	1.889
8.	735	+		=	1.130
9.	686	+		=	1.018
10.	425	+		=	716

Oefening 3
1.	981	+		=	1.750
2.	565	+		=	778
3.	517	+		=	750
4.	896	+		=	1.574
5.	802	+		=	1.287
6.	499	+		=	787
7.	926	+		=	1.434
8.	952	+		=	1.766
9.	444	+		=	645
10.	744	+		=	1.103

Oefening 4
1.	892	+		=	1.283
2.	869	+		=	1.734
3.	574	+		=	892
4.	928	+		=	1.452
5.	738	+		=	1.412
6.	765	+		=	1.524
7.	973	+		=	1.903
8.	978	+		=	1.722
9.	800	+		=	1.244
10.	892	+		=	1.750

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	791	+	651	=	1.442
2.	375	+	238	=	613
3.	841	+	451	=	1.292
4.	796	+	530	=	1.326
5.	560	+	323	=	883
6.	959	+	398	=	1.357
7.	593	+	528	=	1.121
8.	628	+	292	=	920
9.	868	+	812	=	1.680
10.	480	+	263	=	743

Oefening 2
1.	281	+	227	=	508
2.	725	+	306	=	1.031
3.	957	+	256	=	1.213
4.	953	+	748	=	1.701
5.	919	+	752	=	1.671
6.	965	+	588	=	1.553
7.	981	+	908	=	1.889
8.	735	+	395	=	1.130
9.	686	+	332	=	1.018
10.	425	+	291	=	716

Oefening 3
1.	981	+	769	=	1.750
2.	565	+	213	=	778
3.	517	+	233	=	750
4.	896	+	678	=	1.574
5.	802	+	485	=	1.287
6.	499	+	288	=	787
7.	926	+	508	=	1.434
8.	952	+	814	=	1.766
9.	444	+	201	=	645
10.	744	+	359	=	1.103

Oefening 4
1.	892	+	391	=	1.283
2.	869	+	865	=	1.734
3.	574	+	318	=	892
4.	928	+	524	=	1.452
5.	738	+	674	=	1.412
6.	765	+	759	=	1.524
7.	973	+	930	=	1.903
8.	978	+	744	=	1.722
9.	800	+	444	=	1.244
10.	892	+	858	=	1.750