Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	629	+		=	933
2.	868	+		=	1.113
3.	975	+		=	1.493
4.	325	+		=	592
5.	953	+		=	1.497
6.	578	+		=	1.060
7.	830	+		=	1.585
8.	590	+		=	1.038
9.	902	+		=	1.768
10.	967	+		=	1.776

Oefening 2
1.	421	+		=	829
2.	566	+		=	984
3.	762	+		=	1.129
4.	821	+		=	1.389
5.	686	+		=	1.230
6.	751	+		=	1.030
7.	594	+		=	989
8.	768	+		=	1.144
9.	632	+		=	887
10.	753	+		=	1.067

Oefening 3
1.	918	+		=	1.386
2.	730	+		=	1.026
3.	337	+		=	551
4.	747	+		=	1.442
5.	696	+		=	1.248
6.	490	+		=	865
7.	706	+		=	1.211
8.	700	+		=	929
9.	817	+		=	1.302
10.	586	+		=	854

Oefening 4
1.	925	+		=	1.480
2.	981	+		=	1.424
3.	742	+		=	1.401
4.	844	+		=	1.650
5.	760	+		=	1.004
6.	628	+		=	1.012
7.	353	+		=	558
8.	759	+		=	1.023
9.	788	+		=	1.305
10.	807	+		=	1.086

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	629	+	304	=	933
2.	868	+	245	=	1.113
3.	975	+	518	=	1.493
4.	325	+	267	=	592
5.	953	+	544	=	1.497
6.	578	+	482	=	1.060
7.	830	+	755	=	1.585
8.	590	+	448	=	1.038
9.	902	+	866	=	1.768
10.	967	+	809	=	1.776

Oefening 2
1.	421	+	408	=	829
2.	566	+	418	=	984
3.	762	+	367	=	1.129
4.	821	+	568	=	1.389
5.	686	+	544	=	1.230
6.	751	+	279	=	1.030
7.	594	+	395	=	989
8.	768	+	376	=	1.144
9.	632	+	255	=	887
10.	753	+	314	=	1.067

Oefening 3
1.	918	+	468	=	1.386
2.	730	+	296	=	1.026
3.	337	+	214	=	551
4.	747	+	695	=	1.442
5.	696	+	552	=	1.248
6.	490	+	375	=	865
7.	706	+	505	=	1.211
8.	700	+	229	=	929
9.	817	+	485	=	1.302
10.	586	+	268	=	854

Oefening 4
1.	925	+	555	=	1.480
2.	981	+	443	=	1.424
3.	742	+	659	=	1.401
4.	844	+	806	=	1.650
5.	760	+	244	=	1.004
6.	628	+	384	=	1.012
7.	353	+	205	=	558
8.	759	+	264	=	1.023
9.	788	+	517	=	1.305
10.	807	+	279	=	1.086