Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	742	+		=	953
2.	871	+		=	1.457
3.	940	+		=	1.643
4.	927	+		=	1.149
5.	791	+		=	1.410
6.	804	+		=	1.255
7.	551	+		=	850
8.	566	+		=	814
9.	925	+		=	1.790
10.	998	+		=	1.609

Oefening 2
1.	827	+		=	1.115
2.	991	+		=	1.204
3.	730	+		=	1.317
4.	995	+		=	1.328
5.	337	+		=	599
6.	732	+		=	1.241
7.	998	+		=	1.719
8.	869	+		=	1.433
9.	826	+		=	1.183
10.	862	+		=	1.548

Oefening 3
1.	440	+		=	659
2.	240	+		=	455
3.	691	+		=	1.145
4.	977	+		=	1.440
5.	702	+		=	1.091
6.	983	+		=	1.945
7.	576	+		=	935
8.	328	+		=	609
9.	758	+		=	1.345
10.	954	+		=	1.786

Oefening 4
1.	347	+		=	605
2.	295	+		=	517
3.	409	+		=	623
4.	605	+		=	875
5.	469	+		=	817
6.	769	+		=	1.475
7.	830	+		=	1.269
8.	498	+		=	715
9.	842	+		=	1.349
10.	777	+		=	1.466

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	742	+	211	=	953
2.	871	+	586	=	1.457
3.	940	+	703	=	1.643
4.	927	+	222	=	1.149
5.	791	+	619	=	1.410
6.	804	+	451	=	1.255
7.	551	+	299	=	850
8.	566	+	248	=	814
9.	925	+	865	=	1.790
10.	998	+	611	=	1.609

Oefening 2
1.	827	+	288	=	1.115
2.	991	+	213	=	1.204
3.	730	+	587	=	1.317
4.	995	+	333	=	1.328
5.	337	+	262	=	599
6.	732	+	509	=	1.241
7.	998	+	721	=	1.719
8.	869	+	564	=	1.433
9.	826	+	357	=	1.183
10.	862	+	686	=	1.548

Oefening 3
1.	440	+	219	=	659
2.	240	+	215	=	455
3.	691	+	454	=	1.145
4.	977	+	463	=	1.440
5.	702	+	389	=	1.091
6.	983	+	962	=	1.945
7.	576	+	359	=	935
8.	328	+	281	=	609
9.	758	+	587	=	1.345
10.	954	+	832	=	1.786

Oefening 4
1.	347	+	258	=	605
2.	295	+	222	=	517
3.	409	+	214	=	623
4.	605	+	270	=	875
5.	469	+	348	=	817
6.	769	+	706	=	1.475
7.	830	+	439	=	1.269
8.	498	+	217	=	715
9.	842	+	507	=	1.349
10.	777	+	689	=	1.466