Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	383	+		=	494
2.	222	+		=	443
3.	476	+		=	841
4.	231	+		=	446
5.	238	+		=	428
6.	327	+		=	634
7.	473	+		=	660
8.	310	+		=	490
9.	403	+		=	656
10.	305	+		=	484

Oefening 2
1.	284	+		=	503
2.	388	+		=	711
3.	341	+		=	675
4.	497	+		=	723
5.	376	+		=	602
6.	289	+		=	474
7.	460	+		=	643
8.	363	+		=	527
9.	454	+		=	745
10.	240	+		=	368

Oefening 3
1.	436	+		=	816
2.	169	+		=	330
3.	329	+		=	577
4.	271	+		=	498
5.	436	+		=	671
6.	254	+		=	380
7.	428	+		=	667
8.	476	+		=	891
9.	339	+		=	571
10.	260	+		=	420

Oefening 4
1.	287	+		=	558
2.	348	+		=	692
3.	482	+		=	582
4.	238	+		=	398
5.	472	+		=	939
6.	343	+		=	631
7.	390	+		=	564
8.	383	+		=	694
9.	491	+		=	593
10.	222	+		=	347

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	383	+	111	=	494
2.	222	+	221	=	443
3.	476	+	365	=	841
4.	231	+	215	=	446
5.	238	+	190	=	428
6.	327	+	307	=	634
7.	473	+	187	=	660
8.	310	+	180	=	490
9.	403	+	253	=	656
10.	305	+	179	=	484

Oefening 2
1.	284	+	219	=	503
2.	388	+	323	=	711
3.	341	+	334	=	675
4.	497	+	226	=	723
5.	376	+	226	=	602
6.	289	+	185	=	474
7.	460	+	183	=	643
8.	363	+	164	=	527
9.	454	+	291	=	745
10.	240	+	128	=	368

Oefening 3
1.	436	+	380	=	816
2.	169	+	161	=	330
3.	329	+	248	=	577
4.	271	+	227	=	498
5.	436	+	235	=	671
6.	254	+	126	=	380
7.	428	+	239	=	667
8.	476	+	415	=	891
9.	339	+	232	=	571
10.	260	+	160	=	420

Oefening 4
1.	287	+	271	=	558
2.	348	+	344	=	692
3.	482	+	100	=	582
4.	238	+	160	=	398
5.	472	+	467	=	939
6.	343	+	288	=	631
7.	390	+	174	=	564
8.	383	+	311	=	694
9.	491	+	102	=	593
10.	222	+	125	=	347