frequal.com Math Worksheet: Level 15
8,161,650
+
684,274
3,004,339
-
972,003
41,846
x
31,338
2
4
+
0
8
=
10,000
=
XCII =
-6
+
0
-3
x
0
9,530,620
+
6,211,467
8,524,905
-
2,419,236
7,869
x
7,378
8
9
+
2
18
=
49
=
XX =
-5
+
2
-3
x
0
9,608,843
+
783,105
4,334,712
-
2,775,312
81,200
x
23,369
0
4
+
1
8
=
81
=
XCVII =
-1
+
9
-3
x
1
9,644,870
+
4,879,601
5,931,438
-
375,545
92,401
x
51,950
1
4
+
0
8
=
1
=
XLIV =
-3
+
7
-1
x
3
4,735,241
+
879,710
8,758,627
-
8,667,151
28,436
x
27,336
3
7
+
2
14
=
49
=
LXV =
-7
+
4
0
x
2
8,313,202
+
6,015,645
9,062,947
-
7,159,912
72,754
x
18,764
5
9
+
2
18
=
25
=
XL =
-6
+
0
-3
x
3
7,142,686
+
1,604,331
8,689,294
-
6,785,082
54,775
x
3,360
2
3
+
0
6
=
100
=
XCVIII =
-6
+
5
-3
x
1
7,945,396
+
2,784,628
1,794,999
-
271,551
96,212
x
78,635
6
9
+
1
18
=
36
=
XV =
-1
+
0
-1
x
2
9,398,978
+
5,988,943
3,206,660
-
2,148,899
69,881
x
23,773
0
5
+
1
10
=
1
=
LXXX =
-3
+
5
-1
x
2