1 - I
2 - II
3 - III
4 - IV
5 - V
6 - VI
7 - VII
8 - VII
9 - IX
10 - X
11 - XI
12 - XII
13 - XIII
14 - XIV
15 - XV
16 - XVI
17 - XVII
18 - XVIII
19 - XIX
20 - XX
21 - XXI
22 - XXII
23 - XXIII
24 - XXIV
25 - XXV
26 - XXVI
27 - XXVII
28 - XXVIII
29 - XXIX
30 - XXX
31 - XXXI
32 - XXXII
33 - XXXIII
34 - XXXIV
35 - XXXV
36 - XXXVI
37 - XXXVII
38 - XXXVIII
39 - XXXIX
40 - XL
41 - XLI
42 - XLII
43 - XLIII
44 - XLIV
45 - XLV
46 - XLVI
47 - XLVII
48 - XLVIII
49 - XLIX
50 - L
For 150 groups of 10, simply multiply the two numbers.150 x 10 = 1500
They are called roman numerals.
15/100000000 or 0.00000015 or 1.5 * 10^-7
The way you wrote it is the standard notation. Standard notation means to write the number in its standard form. So, a number such as 150 is simply written as 150 in standard notation. The same applies to decimals.
sum of 150 what? first 150 numbers?
150 in Roman numerals is written as "CL" and 1000 is written as "M". So, to write 150 to 1000 in Roman numerals, you would write it as "CL to M".
150,000,000,000
Roman numerals are a system for writing numbers, not words. the Roman numeral for 4 is IV.
1008 in Roman numberals is MVIII
XCVIII is 98 in Roman numerals
Roman numerals for 201 = CCI
MCMLXXXVII
XLII
DXXVII is the answer.
MCMLXXXIX
XIIth
MMX