Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	678	+		=	1.197
2.	467	+		=	897
3.	837	+		=	1.349
4.	690	+		=	1.043
5.	762	+		=	1.352
6.	832	+		=	1.273
7.	982	+		=	1.550
8.	804	+		=	1.269
9.	943	+		=	1.553
10.	535	+		=	969

Oefening 2
1.	666	+		=	1.037
2.	885	+		=	1.546
3.	969	+		=	1.526
4.	845	+		=	1.561
5.	703	+		=	1.168
6.	644	+		=	1.198
7.	584	+		=	788
8.	562	+		=	972
9.	466	+		=	919
10.	876	+		=	1.337

Oefening 3
1.	923	+		=	1.461
2.	244	+		=	483
3.	986	+		=	1.271
4.	790	+		=	1.559
5.	814	+		=	1.112
6.	978	+		=	1.828
7.	909	+		=	1.606
8.	624	+		=	908
9.	675	+		=	1.151
10.	410	+		=	801

Oefening 4
1.	593	+		=	908
2.	840	+		=	1.072
3.	968	+		=	1.288
4.	867	+		=	1.396
5.	801	+		=	1.435
6.	562	+		=	766
7.	723	+		=	1.263
8.	840	+		=	1.440
9.	497	+		=	762
10.	780	+		=	1.279

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	678	+	519	=	1.197
2.	467	+	430	=	897
3.	837	+	512	=	1.349
4.	690	+	353	=	1.043
5.	762	+	590	=	1.352
6.	832	+	441	=	1.273
7.	982	+	568	=	1.550
8.	804	+	465	=	1.269
9.	943	+	610	=	1.553
10.	535	+	434	=	969

Oefening 2
1.	666	+	371	=	1.037
2.	885	+	661	=	1.546
3.	969	+	557	=	1.526
4.	845	+	716	=	1.561
5.	703	+	465	=	1.168
6.	644	+	554	=	1.198
7.	584	+	204	=	788
8.	562	+	410	=	972
9.	466	+	453	=	919
10.	876	+	461	=	1.337

Oefening 3
1.	923	+	538	=	1.461
2.	244	+	239	=	483
3.	986	+	285	=	1.271
4.	790	+	769	=	1.559
5.	814	+	298	=	1.112
6.	978	+	850	=	1.828
7.	909	+	697	=	1.606
8.	624	+	284	=	908
9.	675	+	476	=	1.151
10.	410	+	391	=	801

Oefening 4
1.	593	+	315	=	908
2.	840	+	232	=	1.072
3.	968	+	320	=	1.288
4.	867	+	529	=	1.396
5.	801	+	634	=	1.435
6.	562	+	204	=	766
7.	723	+	540	=	1.263
8.	840	+	600	=	1.440
9.	497	+	265	=	762
10.	780	+	499	=	1.279