1. Arrodoneix
els nombres següents a les centèsimes.
·
23,678
|
·
0,658
|
·
5,629
|
·
105,071
|
·
0,017
|
·
101,901
|
·
0,654
|
·
1,573
|
2. Arrodoneix
els nombres següents a les dècimes.
·
3,738
|
·
0,172
|
·
100,609
|
·
35,497
|
·
4,671
|
·
56,432
|
·
8,018
|
·
10,013
|
3. Arrodoneix
els nombres següents a les unitats.
·
3,953
|
·
17,328
|
·
32,67
|
·
9,608
|
·
213,356
|
·
5,6
|
·
0,608
|
·
50,299
|
4. Suma
de nombres decimals
|
7,
|
2
|
5
|
9
|
|
|
|
0,
|
2
|
2
|
€
|
|
|
|
2,
|
3
|
2
|
5
|
|
|
|
0,
|
2
|
8
|
7
|
+
|
5,
|
0
|
8
|
8
|
|
|
+
|
5,
|
9
|
3
|
€
|
|
|
+
|
0,
|
2
|
9
|
6
|
|
|
+
|
0,
|
4
|
6
|
3
|
|
2,
|
2
|
0
|
0
|
|
|
|
0,
|
2
|
0
|
€
|
|
|
|
6,
|
2
|
1
|
1
|
|
|
|
0,
|
7
|
0
|
9
|
+
|
1,
|
6
|
7
|
8
|
|
|
+
|
3,
|
5
|
5
|
€
|
|
|
+
|
3,
|
4
|
7
|
9
|
|
|
+
|
3,
|
1
|
3
|
2
|
|
7,
|
2
|
0
|
1
|
|
|
|
2,
|
1
|
0
|
€
|
|
|
|
0,
|
7
|
2
|
5
|
|
|
|
9,
|
0
|
0
|
1
|
+
|
8,
|
3
|
8
|
2
|
|
|
+
|
5,
|
4
|
0
|
€
|
|
|
+
|
1,
|
4
|
2
|
2
|
|
|
+
|
3,
|
0
|
0
|
9
|
|
7,
|
2
|
0
|
5
|
|
|
|
2,
|
2
|
0
|
€
|
|
|
|
0,
|
2
|
5
|
0
|
|
|
|
1,
|
6
|
2
|
2
|
+
|
0,
|
4
|
6
|
2
|
|
|
+
|
4,
|
5
|
0
|
€
|
|
|
+
|
9,
|
9
|
9
|
9
|
|
|
+
|
9,
|
4
|
8
|
8
|
|
0,
|
2
|
0
|
€
|
+
|
0,
|
7
|
5
|
€
|
=
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0,
|
2
|
7
|
6
|
+
|
2,
|
3
|
1
|
7
|
+
|
6,
|
3
|
0
|
2
|
=
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
3,
|
0
|
1
|
6
|
+
|
5,
|
4
|
0
|
9
|
=
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
3,
|
2
|
0
|
€
|
+
|
0,
|
4
|
0
|
€
|
+
|
2,
|
6
|
0
|
€
|
=
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
5. Resta
de nombres decimals
|
7,
|
2
|
5
|
9
|
|
|
|
5,
|
2
|
2
|
€
|
|
|
|
2,
|
3
|
2
|
6
|
|
|
|
8,
|
2
|
0
|
7
|
-
|
4,
|
0
|
8
|
9
|
|
|
-
|
5,
|
1
|
1
|
€
|
|
|
-
|
0,
|
2
|
9
|
6
|
|
|
-
|
0,
|
5
|
6
|
9
|
|
2,
|
2
|
0
|
0
|
|
|
|
3,
|
5
|
5
|
€
|
|
|
|
6,
|
0
|
1
|
1
|
|
|
|
8,
|
7
|
0
|
6
|
-
|
1,
|
6
|
7
|
8
|
|
|
-
|
0,
|
2
|
0
|
€
|
|
|
-
|
3,
|
4
|
8
|
9
|
|
|
-
|
3,
|
0
|
3
|
7
|
|
9,
|
2
|
0
|
1
|
|
|
|
9,
|
1
|
0
|
€
|
|
|
|
4,
|
7
|
0
|
0
|
|
|
|
7,
|
0
|
0
|
8
|
-
|
8,
|
6
|
0
|
2
|
|
|
-
|
4,
|
3
|
0
|
€
|
|
|
-
|
1,
|
0
|
3
|
2
|
|
|
-
|
3,
|
5
|
5
|
9
|
|
7,
|
2
|
0
|
1
|
|
|
|
6,
|
2
|
0
|
€
|
|
|
|
2,
|
2
|
0
|
2
|
|
|
|
7,
|
1
|
0
|
2
|
-
|
2,
|
4
|
0
|
1
|
|
|
-
|
3,
|
5
|
0
|
€
|
|
|
-
|
0,
|
8
|
7
|
8
|
|
|
-
|
2,
|
4
|
8
|
1
|
|
5,
|
3
|
5
|
€
|
-
|
0,
|
7
|
5
|
€
|
=
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
7,
|
2
|
0
|
6
|
-
|
2,
|
3
|
1
|
8
|
=
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
6,
|
0
|
0
|
6
|
-
|
5,
|
0
|
0
|
7
|
=
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
4,
|
1
|
0
|
€
|
-
|
0,
|
5
|
0
|
€
|
=
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
6. Multiplicació
de nombres decimals
|
6
|
4,
|
3
|
5
|
|
|
|
6,
|
4
|
3
|
5
|
|
|
|
6
|
4,
|
3
|
5
|
|
|
|
6
|
4
|
3,
|
5
|
|
x
|
0,
|
3
|
4
|
|
|
|
x
|
|
3,
|
4
|
|
|
|
x
|
|
3,
|
4
|
|
|
|
x
|
0,
|
3
|
4
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
6,
|
4
|
3
|
5
|
|
|
|
6
|
4
|
3,
|
5
|
|
|
|
6
|
4
|
3,
|
5
|
|
|
|
6
|
4,
|
3
|
5
|
|
x
|
|
3
|
4
|
|
|
x
|
0,
|
0
|
3
|
4
|
|
|
|
x
|
|
3,
|
4
|
|
|
|
x
|
|
3
|
4
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|