Erafsommen met vlekken tot en met 2.000

Erafsommen

Oefening 1
1.	570	-		=	170
2.	580	-		=	284
3.	1.473	-		=	1.160
4.	1.815	-		=	1.171
5.	1.644	-		=	297
6.	978	-		=	455
7.	1.156	-		=	546
8.	1.178	-		=	683
9.	1.452	-		=	300
10.	968	-		=	756

Oefening 2
1.	1.703	-		=	248
2.	711	-		=	15
3.	1.447	-		=	1.201
4.	380	-		=	134
5.	1.589	-		=	62
6.	772	-		=	359
7.	1.784	-		=	237
8.	1.838	-		=	469
9.	1.160	-		=	365
10.	1.038	-		=	559

Oefening 3
1.	1.857	-		=	111
2.	765	-		=	553
3.	1.233	-		=	504
4.	1.555	-		=	1.112
5.	1.814	-		=	850
6.	1.539	-		=	1.193
7.	1.504	-		=	136
8.	1.654	-		=	130
9.	1.464	-		=	833
10.	998	-		=	586

Oefening 4
1.	1.829	-		=	126
2.	534	-		=	143
3.	1.712	-		=	783
4.	1.576	-		=	323
5.	1.123	-		=	910
6.	1.772	-		=	1.057
7.	1.787	-		=	1.193
8.	1.293	-		=	807
9.	1.975	-		=	589
10.	1.115	-		=	857

Erafsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erafsommen

Oefening 1
1.	570	-	400	=	170
2.	580	-	296	=	284
3.	1.473	-	313	=	1.160
4.	1.815	-	644	=	1.171
5.	1.644	-	1.347	=	297
6.	978	-	523	=	455
7.	1.156	-	610	=	546
8.	1.178	-	495	=	683
9.	1.452	-	1.152	=	300
10.	968	-	212	=	756

Oefening 2
1.	1.703	-	1.455	=	248
2.	711	-	696	=	15
3.	1.447	-	246	=	1.201
4.	380	-	246	=	134
5.	1.589	-	1.527	=	62
6.	772	-	413	=	359
7.	1.784	-	1.547	=	237
8.	1.838	-	1.369	=	469
9.	1.160	-	795	=	365
10.	1.038	-	479	=	559

Oefening 3
1.	1.857	-	1.746	=	111
2.	765	-	212	=	553
3.	1.233	-	729	=	504
4.	1.555	-	443	=	1.112
5.	1.814	-	964	=	850
6.	1.539	-	346	=	1.193
7.	1.504	-	1.368	=	136
8.	1.654	-	1.524	=	130
9.	1.464	-	631	=	833
10.	998	-	412	=	586

Oefening 4
1.	1.829	-	1.703	=	126
2.	534	-	391	=	143
3.	1.712	-	929	=	783
4.	1.576	-	1.253	=	323
5.	1.123	-	213	=	910
6.	1.772	-	715	=	1.057
7.	1.787	-	594	=	1.193
8.	1.293	-	486	=	807
9.	1.975	-	1.386	=	589
10.	1.115	-	258	=	857