Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	692	+		=	1.342
2.	876	+		=	1.132
3.	721	+		=	1.014
4.	635	+		=	1.265
5.	863	+		=	1.435
6.	442	+		=	660
7.	464	+		=	696
8.	585	+		=	828
9.	829	+		=	1.543
10.	409	+		=	642

Oefening 2
1.	883	+		=	1.746
2.	945	+		=	1.316
3.	562	+		=	935
4.	952	+		=	1.666
5.	961	+		=	1.616
6.	628	+		=	855
7.	897	+		=	1.304
8.	900	+		=	1.388
9.	498	+		=	978
10.	330	+		=	543

Oefening 3
1.	621	+		=	1.062
2.	785	+		=	1.535
3.	786	+		=	1.202
4.	888	+		=	1.229
5.	739	+		=	985
6.	821	+		=	1.456
7.	872	+		=	1.452
8.	769	+		=	1.338
9.	892	+		=	1.302
10.	496	+		=	928

Oefening 4
1.	608	+		=	1.162
2.	298	+		=	537
3.	372	+		=	664
4.	501	+		=	854
5.	790	+		=	1.089
6.	901	+		=	1.200
7.	860	+		=	1.339
8.	814	+		=	1.142
9.	373	+		=	639
10.	338	+		=	633

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	692	+	650	=	1.342
2.	876	+	256	=	1.132
3.	721	+	293	=	1.014
4.	635	+	630	=	1.265
5.	863	+	572	=	1.435
6.	442	+	218	=	660
7.	464	+	232	=	696
8.	585	+	243	=	828
9.	829	+	714	=	1.543
10.	409	+	233	=	642

Oefening 2
1.	883	+	863	=	1.746
2.	945	+	371	=	1.316
3.	562	+	373	=	935
4.	952	+	714	=	1.666
5.	961	+	655	=	1.616
6.	628	+	227	=	855
7.	897	+	407	=	1.304
8.	900	+	488	=	1.388
9.	498	+	480	=	978
10.	330	+	213	=	543

Oefening 3
1.	621	+	441	=	1.062
2.	785	+	750	=	1.535
3.	786	+	416	=	1.202
4.	888	+	341	=	1.229
5.	739	+	246	=	985
6.	821	+	635	=	1.456
7.	872	+	580	=	1.452
8.	769	+	569	=	1.338
9.	892	+	410	=	1.302
10.	496	+	432	=	928

Oefening 4
1.	608	+	554	=	1.162
2.	298	+	239	=	537
3.	372	+	292	=	664
4.	501	+	353	=	854
5.	790	+	299	=	1.089
6.	901	+	299	=	1.200
7.	860	+	479	=	1.339
8.	814	+	328	=	1.142
9.	373	+	266	=	639
10.	338	+	295	=	633