Erafsommen met vlekken tot en met 2.000

Erafsommen

Oefening 1
1.	790	-		=	116
2.	1.360	-		=	959
3.	1.090	-		=	67
4.	650	-		=	436
5.	1.530	-		=	1.222
6.	1.648	-		=	387
7.	1.740	-		=	324
8.	905	-		=	288
9.	1.293	-		=	897
10.	749	-		=	209

Oefening 2
1.	1.565	-		=	389
2.	1.570	-		=	796
3.	1.793	-		=	1.369
4.	1.198	-		=	40
5.	1.495	-		=	931
6.	1.791	-		=	1.136
7.	576	-		=	207
8.	1.640	-		=	1.372
9.	738	-		=	186
10.	1.716	-		=	1.360

Oefening 3
1.	1.609	-		=	1.112
2.	1.982	-		=	337
3.	886	-		=	239
4.	1.828	-		=	1.131
5.	1.909	-		=	1.454
6.	812	-		=	12
7.	1.748	-		=	821
8.	1.483	-		=	505
9.	825	-		=	219
10.	1.486	-		=	1.257

Oefening 4
1.	1.435	-		=	207
2.	1.787	-		=	611
3.	1.271	-		=	443
4.	1.961	-		=	1.377
5.	762	-		=	340
6.	647	-		=	72
7.	926	-		=	457
8.	1.295	-		=	818
9.	1.518	-		=	1.076
10.	1.971	-		=	876

Erafsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erafsommen

Oefening 1
1.	790	-	674	=	116
2.	1.360	-	401	=	959
3.	1.090	-	1.023	=	67
4.	650	-	214	=	436
5.	1.530	-	308	=	1.222
6.	1.648	-	1.261	=	387
7.	1.740	-	1.416	=	324
8.	905	-	617	=	288
9.	1.293	-	396	=	897
10.	749	-	540	=	209

Oefening 2
1.	1.565	-	1.176	=	389
2.	1.570	-	774	=	796
3.	1.793	-	424	=	1.369
4.	1.198	-	1.158	=	40
5.	1.495	-	564	=	931
6.	1.791	-	655	=	1.136
7.	576	-	369	=	207
8.	1.640	-	268	=	1.372
9.	738	-	552	=	186
10.	1.716	-	356	=	1.360

Oefening 3
1.	1.609	-	497	=	1.112
2.	1.982	-	1.645	=	337
3.	886	-	647	=	239
4.	1.828	-	697	=	1.131
5.	1.909	-	455	=	1.454
6.	812	-	800	=	12
7.	1.748	-	927	=	821
8.	1.483	-	978	=	505
9.	825	-	606	=	219
10.	1.486	-	229	=	1.257

Oefening 4
1.	1.435	-	1.228	=	207
2.	1.787	-	1.176	=	611
3.	1.271	-	828	=	443
4.	1.961	-	584	=	1.377
5.	762	-	422	=	340
6.	647	-	575	=	72
7.	926	-	469	=	457
8.	1.295	-	477	=	818
9.	1.518	-	442	=	1.076
10.	1.971	-	1.095	=	876