Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	422	+		=	650
2.	602	+		=	1.172
3.	643	+		=	1.077
4.	746	+		=	1.345
5.	916	+		=	1.742
6.	919	+		=	1.673
7.	953	+		=	1.905
8.	360	+		=	562
9.	753	+		=	1.375
10.	446	+		=	804

Oefening 2
1.	663	+		=	875
2.	677	+		=	1.264
3.	780	+		=	1.421
4.	996	+		=	1.328
5.	848	+		=	1.612
6.	674	+		=	1.007
7.	816	+		=	1.032
8.	475	+		=	828
9.	546	+		=	746
10.	745	+		=	1.259

Oefening 3
1.	981	+		=	1.444
2.	609	+		=	1.194
3.	516	+		=	867
4.	602	+		=	1.034
5.	741	+		=	1.008
6.	967	+		=	1.438
7.	811	+		=	1.465
8.	978	+		=	1.861
9.	909	+		=	1.197
10.	653	+		=	1.199

Oefening 4
1.	622	+		=	1.111
2.	711	+		=	1.016
3.	369	+		=	695
4.	754	+		=	994
5.	639	+		=	911
6.	515	+		=	856
7.	946	+		=	1.429
8.	239	+		=	464
9.	363	+		=	602
10.	823	+		=	1.637

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	422	+	228	=	650
2.	602	+	570	=	1.172
3.	643	+	434	=	1.077
4.	746	+	599	=	1.345
5.	916	+	826	=	1.742
6.	919	+	754	=	1.673
7.	953	+	952	=	1.905
8.	360	+	202	=	562
9.	753	+	622	=	1.375
10.	446	+	358	=	804

Oefening 2
1.	663	+	212	=	875
2.	677	+	587	=	1.264
3.	780	+	641	=	1.421
4.	996	+	332	=	1.328
5.	848	+	764	=	1.612
6.	674	+	333	=	1.007
7.	816	+	216	=	1.032
8.	475	+	353	=	828
9.	546	+	200	=	746
10.	745	+	514	=	1.259

Oefening 3
1.	981	+	463	=	1.444
2.	609	+	585	=	1.194
3.	516	+	351	=	867
4.	602	+	432	=	1.034
5.	741	+	267	=	1.008
6.	967	+	471	=	1.438
7.	811	+	654	=	1.465
8.	978	+	883	=	1.861
9.	909	+	288	=	1.197
10.	653	+	546	=	1.199

Oefening 4
1.	622	+	489	=	1.111
2.	711	+	305	=	1.016
3.	369	+	326	=	695
4.	754	+	240	=	994
5.	639	+	272	=	911
6.	515	+	341	=	856
7.	946	+	483	=	1.429
8.	239	+	225	=	464
9.	363	+	239	=	602
10.	823	+	814	=	1.637