Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	732	+		=	1.208
2.	882	+		=	1.728
3.	931	+		=	1.742
4.	750	+		=	1.174
5.	710	+		=	1.013
6.	695	+		=	1.112
7.	589	+		=	1.111
8.	616	+		=	1.164
9.	776	+		=	1.376
10.	892	+		=	1.311

Oefening 2
1.	361	+		=	636
2.	719	+		=	1.107
3.	693	+		=	931
4.	637	+		=	1.068
5.	812	+		=	1.473
6.	550	+		=	830
7.	566	+		=	851
8.	812	+		=	1.418
9.	955	+		=	1.489
10.	576	+		=	1.008

Oefening 3
1.	752	+		=	1.177
2.	365	+		=	659
3.	850	+		=	1.431
4.	752	+		=	1.078
5.	950	+		=	1.719
6.	556	+		=	940
7.	681	+		=	961
8.	714	+		=	1.165
9.	780	+		=	1.038
10.	507	+		=	1.014

Oefening 4
1.	492	+		=	798
2.	961	+		=	1.213
3.	951	+		=	1.834
4.	790	+		=	1.079
5.	901	+		=	1.410
6.	482	+		=	789
7.	379	+		=	670
8.	988	+		=	1.828
9.	646	+		=	1.168
10.	791	+		=	1.107

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	732	+	476	=	1.208
2.	882	+	846	=	1.728
3.	931	+	811	=	1.742
4.	750	+	424	=	1.174
5.	710	+	303	=	1.013
6.	695	+	417	=	1.112
7.	589	+	522	=	1.111
8.	616	+	548	=	1.164
9.	776	+	600	=	1.376
10.	892	+	419	=	1.311

Oefening 2
1.	361	+	275	=	636
2.	719	+	388	=	1.107
3.	693	+	238	=	931
4.	637	+	431	=	1.068
5.	812	+	661	=	1.473
6.	550	+	280	=	830
7.	566	+	285	=	851
8.	812	+	606	=	1.418
9.	955	+	534	=	1.489
10.	576	+	432	=	1.008

Oefening 3
1.	752	+	425	=	1.177
2.	365	+	294	=	659
3.	850	+	581	=	1.431
4.	752	+	326	=	1.078
5.	950	+	769	=	1.719
6.	556	+	384	=	940
7.	681	+	280	=	961
8.	714	+	451	=	1.165
9.	780	+	258	=	1.038
10.	507	+	507	=	1.014

Oefening 4
1.	492	+	306	=	798
2.	961	+	252	=	1.213
3.	951	+	883	=	1.834
4.	790	+	289	=	1.079
5.	901	+	509	=	1.410
6.	482	+	307	=	789
7.	379	+	291	=	670
8.	988	+	840	=	1.828
9.	646	+	522	=	1.168
10.	791	+	316	=	1.107