Erafsommen met vlekken tot en met 2.000

Erafsommen

Oefening 1
1.	1.256	-		=	897
2.	1.307	-		=	478
3.	1.125	-		=	625
4.	1.302	-		=	328
5.	969	-		=	569
6.	1.011	-		=	492
7.	1.263	-		=	381
8.	1.051	-		=	138
9.	1.906	-		=	418
10.	1.627	-		=	1.107

Oefening 2
1.	1.333	-		=	345
2.	1.505	-		=	496
3.	1.117	-		=	871
4.	1.880	-		=	1.119
5.	1.882	-		=	730
6.	963	-		=	683
7.	1.762	-		=	550
8.	1.172	-		=	335
9.	667	-		=	384
10.	1.089	-		=	480

Oefening 3
1.	1.565	-		=	111
2.	1.596	-		=	122
3.	1.250	-		=	843
4.	1.851	-		=	1.025
5.	1.301	-		=	63
6.	1.233	-		=	449
7.	1.951	-		=	533
8.	1.571	-		=	1.112
9.	1.964	-		=	1.507
10.	1.742	-		=	281

Oefening 4
1.	1.937	-		=	303
2.	1.647	-		=	533
3.	1.104	-		=	19
4.	1.436	-		=	109
5.	1.068	-		=	576
6.	1.050	-		=	574
7.	1.877	-		=	483
8.	1.873	-		=	482
9.	820	-		=	578
10.	1.873	-		=	1.557

Erafsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erafsommen

Oefening 1
1.	1.256	-	359	=	897
2.	1.307	-	829	=	478
3.	1.125	-	500	=	625
4.	1.302	-	974	=	328
5.	969	-	400	=	569
6.	1.011	-	519	=	492
7.	1.263	-	882	=	381
8.	1.051	-	913	=	138
9.	1.906	-	1.488	=	418
10.	1.627	-	520	=	1.107

Oefening 2
1.	1.333	-	988	=	345
2.	1.505	-	1.009	=	496
3.	1.117	-	246	=	871
4.	1.880	-	761	=	1.119
5.	1.882	-	1.152	=	730
6.	963	-	280	=	683
7.	1.762	-	1.212	=	550
8.	1.172	-	837	=	335
9.	667	-	283	=	384
10.	1.089	-	609	=	480

Oefening 3
1.	1.565	-	1.454	=	111
2.	1.596	-	1.474	=	122
3.	1.250	-	407	=	843
4.	1.851	-	826	=	1.025
5.	1.301	-	1.238	=	63
6.	1.233	-	784	=	449
7.	1.951	-	1.418	=	533
8.	1.571	-	459	=	1.112
9.	1.964	-	457	=	1.507
10.	1.742	-	1.461	=	281

Oefening 4
1.	1.937	-	1.634	=	303
2.	1.647	-	1.114	=	533
3.	1.104	-	1.085	=	19
4.	1.436	-	1.327	=	109
5.	1.068	-	492	=	576
6.	1.050	-	476	=	574
7.	1.877	-	1.394	=	483
8.	1.873	-	1.391	=	482
9.	820	-	242	=	578
10.	1.873	-	316	=	1.557