Whilst Arabic is the official language of the UAE, English is widely spoken, as well as Hindu, Farsi and Urdu.
When conducting business with locals you may try to impress with your Arabic skills but English is the language of choice.

Useful Words, Phrases and Numbers:

Hello >> Marhaba
How are you? >> Keef Halek (female) – Keef Halak (male)
Good Morning >> Sabah Al Kair
Good Evening >> Masaa’ Al Kair
OK >> Taieb
Yes >> Na’am
No >> Laa’
Good >> jayed
Very Good >> Jayed Jidan
Please >> Min Fadlak
Thank you >> Shukran
Excuse Me >> Afwan
Never mind >> Maa leesh
None, nothing, nobody >> Mafee

Who? >> Meen
What? >> Shu
When? >> Aimtan or Mata
Where? >> Ayn or Wayn
Why? >> Laish or Limatha
How much? >> Kam or Adaish
How much is this? >> Kam Hada or Adaish Hada
Where are you from? >> Min Wain Inta (male) – Min Wain inti (female)
Understand? >> Maf Hoom or Fahem
Do you speak English? >> Tet Kalam Ingleezi or Tihki engleezi
Money >> Masari or Mal
Coffee >> Gahwah
Sugar >> Sokar
Salt >> Meleh
Car >> Sayara
Hotel >> Fon doq
Water >> Maya or Miyah
Tea >> Chai
Milk >> Haleeb
Work >> Shoghol or Aa’mal
Airplane >> Tayarah

0 Zero >> Sifir
1 One >> Wahid
2 Two >> Ithnain
3 Three >> Thalatha
4 Four >> Arbaa’
5 Five >> Khamsa
6 Six >> Sitta
7 Seven >> Saba
8 Eight >> Thamania
9 Nine >> Tisa
10 Ten >> Ashra
20 Twenty >> Ashreen
30 Thirty >> Thala theen
40 Forty >> Arba een
50 Fifty >> Khams een
60 Sixty >> Sitt een
70 Seventy >> Sab een
80 Eighty >> Thaman een
90 Ninety >> Tisa een
100 Hundred >> Mia