Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	880	+		=	1.522
2.	922	+		=	1.396
3.	813	+		=	1.377
4.	677	+		=	879
5.	512	+		=	771
6.	449	+		=	655
7.	692	+		=	1.023
8.	863	+		=	1.262
9.	727	+		=	1.121
10.	870	+		=	1.407

Oefening 2
1.	986	+		=	1.602
2.	596	+		=	1.123
3.	930	+		=	1.454
4.	672	+		=	1.325
5.	931	+		=	1.478
6.	584	+		=	994
7.	890	+		=	1.447
8.	823	+		=	1.519
9.	508	+		=	819
10.	815	+		=	1.422

Oefening 3
1.	637	+		=	1.051
2.	589	+		=	1.024
3.	919	+		=	1.809
4.	387	+		=	689
5.	775	+		=	1.132
6.	933	+		=	1.331
7.	915	+		=	1.431
8.	800	+		=	1.441
9.	595	+		=	1.183
10.	687	+		=	961

Oefening 4
1.	926	+		=	1.700
2.	829	+		=	1.132
3.	312	+		=	527
4.	879	+		=	1.385
5.	792	+		=	1.100
6.	591	+		=	1.132
7.	898	+		=	1.451
8.	788	+		=	1.073
9.	464	+		=	673
10.	766	+		=	1.482

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	880	+	642	=	1.522
2.	922	+	474	=	1.396
3.	813	+	564	=	1.377
4.	677	+	202	=	879
5.	512	+	259	=	771
6.	449	+	206	=	655
7.	692	+	331	=	1.023
8.	863	+	399	=	1.262
9.	727	+	394	=	1.121
10.	870	+	537	=	1.407

Oefening 2
1.	986	+	616	=	1.602
2.	596	+	527	=	1.123
3.	930	+	524	=	1.454
4.	672	+	653	=	1.325
5.	931	+	547	=	1.478
6.	584	+	410	=	994
7.	890	+	557	=	1.447
8.	823	+	696	=	1.519
9.	508	+	311	=	819
10.	815	+	607	=	1.422

Oefening 3
1.	637	+	414	=	1.051
2.	589	+	435	=	1.024
3.	919	+	890	=	1.809
4.	387	+	302	=	689
5.	775	+	357	=	1.132
6.	933	+	398	=	1.331
7.	915	+	516	=	1.431
8.	800	+	641	=	1.441
9.	595	+	588	=	1.183
10.	687	+	274	=	961

Oefening 4
1.	926	+	774	=	1.700
2.	829	+	303	=	1.132
3.	312	+	215	=	527
4.	879	+	506	=	1.385
5.	792	+	308	=	1.100
6.	591	+	541	=	1.132
7.	898	+	553	=	1.451
8.	788	+	285	=	1.073
9.	464	+	209	=	673
10.	766	+	716	=	1.482