Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	753	+		=	1.000
2.	529	+		=	894
3.	480	+		=	815
4.	728	+		=	1.263
5.	839	+		=	1.633
6.	456	+		=	686
7.	705	+		=	1.156
8.	480	+		=	838
9.	563	+		=	871
10.	636	+		=	1.007

Oefening 2
1.	820	+		=	1.614
2.	440	+		=	841
3.	525	+		=	1.044
4.	569	+		=	1.067
5.	957	+		=	1.717
6.	985	+		=	1.714
7.	341	+		=	542
8.	862	+		=	1.675
9.	593	+		=	907
10.	814	+		=	1.093

Oefening 3
1.	747	+		=	1.095
2.	646	+		=	972
3.	669	+		=	1.321
4.	896	+		=	1.280
5.	957	+		=	1.689
6.	754	+		=	1.458
7.	690	+		=	1.292
8.	652	+		=	1.213
9.	970	+		=	1.190
10.	741	+		=	1.321

Oefening 4
1.	835	+		=	1.386
2.	561	+		=	1.010
3.	856	+		=	1.608
4.	787	+		=	1.309
5.	769	+		=	1.199
6.	756	+		=	1.119
7.	604	+		=	1.205
8.	377	+		=	593
9.	754	+		=	992
10.	475	+		=	685

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	753	+	247	=	1.000
2.	529	+	365	=	894
3.	480	+	335	=	815
4.	728	+	535	=	1.263
5.	839	+	794	=	1.633
6.	456	+	230	=	686
7.	705	+	451	=	1.156
8.	480	+	358	=	838
9.	563	+	308	=	871
10.	636	+	371	=	1.007

Oefening 2
1.	820	+	794	=	1.614
2.	440	+	401	=	841
3.	525	+	519	=	1.044
4.	569	+	498	=	1.067
5.	957	+	760	=	1.717
6.	985	+	729	=	1.714
7.	341	+	201	=	542
8.	862	+	813	=	1.675
9.	593	+	314	=	907
10.	814	+	279	=	1.093

Oefening 3
1.	747	+	348	=	1.095
2.	646	+	326	=	972
3.	669	+	652	=	1.321
4.	896	+	384	=	1.280
5.	957	+	732	=	1.689
6.	754	+	704	=	1.458
7.	690	+	602	=	1.292
8.	652	+	561	=	1.213
9.	970	+	220	=	1.190
10.	741	+	580	=	1.321

Oefening 4
1.	835	+	551	=	1.386
2.	561	+	449	=	1.010
3.	856	+	752	=	1.608
4.	787	+	522	=	1.309
5.	769	+	430	=	1.199
6.	756	+	363	=	1.119
7.	604	+	601	=	1.205
8.	377	+	216	=	593
9.	754	+	238	=	992
10.	475	+	210	=	685