Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	398	+		=	593
2.	391	+		=	624
3.	124	+		=	229
4.	464	+		=	741
5.	333	+		=	534
6.	242	+		=	461
7.	358	+		=	668
8.	495	+		=	928
9.	342	+		=	460
10.	364	+		=	517

Oefening 2
1.	460	+		=	680
2.	463	+		=	667
3.	258	+		=	385
4.	463	+		=	733
5.	384	+		=	749
6.	314	+		=	482
7.	477	+		=	804
8.	311	+		=	493
9.	270	+		=	380
10.	457	+		=	560

Oefening 3
1.	383	+		=	759
2.	496	+		=	671
3.	396	+		=	606
4.	480	+		=	909
5.	414	+		=	519
6.	222	+		=	373
7.	428	+		=	816
8.	225	+		=	439
9.	434	+		=	535
10.	491	+		=	609

Oefening 4
1.	468	+		=	640
2.	443	+		=	809
3.	468	+		=	593
4.	395	+		=	664
5.	486	+		=	790
6.	129	+		=	252
7.	170	+		=	280
8.	378	+		=	635
9.	153	+		=	276
10.	409	+		=	512

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	398	+	195	=	593
2.	391	+	233	=	624
3.	124	+	105	=	229
4.	464	+	277	=	741
5.	333	+	201	=	534
6.	242	+	219	=	461
7.	358	+	310	=	668
8.	495	+	433	=	928
9.	342	+	118	=	460
10.	364	+	153	=	517

Oefening 2
1.	460	+	220	=	680
2.	463	+	204	=	667
3.	258	+	127	=	385
4.	463	+	270	=	733
5.	384	+	365	=	749
6.	314	+	168	=	482
7.	477	+	327	=	804
8.	311	+	182	=	493
9.	270	+	110	=	380
10.	457	+	103	=	560

Oefening 3
1.	383	+	376	=	759
2.	496	+	175	=	671
3.	396	+	210	=	606
4.	480	+	429	=	909
5.	414	+	105	=	519
6.	222	+	151	=	373
7.	428	+	388	=	816
8.	225	+	214	=	439
9.	434	+	101	=	535
10.	491	+	118	=	609

Oefening 4
1.	468	+	172	=	640
2.	443	+	366	=	809
3.	468	+	125	=	593
4.	395	+	269	=	664
5.	486	+	304	=	790
6.	129	+	123	=	252
7.	170	+	110	=	280
8.	378	+	257	=	635
9.	153	+	123	=	276
10.	409	+	103	=	512