Adding Fractions
1/4 +1/3
7/12
1/2*2/3
1/3
a=3
T=5
T2=?
25
Where was Algebra invented?
In the Islamic Arab Empire (Modern Day Middle East and North Africa)
2/5+1/9
23/45
2/3*1/4
2/12 or 1/6
3a+b=17
a=2 b=?
b=11
T=3
T2+2T=?
15
When was Algebra invented?
In the 1200's, over 800 years ago!
-15/2+1/12
-89/12
1/5*2/13
2/65
a+b+c=19
a=4 b=12 c=?
c=3
T=10
2T2+3T=
230
Where was the modern number system (1,2,3,4,5,6,7,8,9,0) invented?
The Islamic Arab Empire. These numbers are known as Arabic Numerals
-1/19+1/21
-2/399
-1/9*3/5
-3/45 or -1/15
12a - 19 = 2a - 9
a=?
a=1
T=4
3T2+4T+9=?
73
What was the first written number system every invented? Where was it invented?
Cunieform, which was invented in Ancient Babylon
4087/15903
-16/71 * -11/3
176/213
0.75b + 8 = 0.25b + 11
b=?
b=6
T=8
-T2+T-10
-66
Where does the word "Algebra" come from? What language does it originate from?
The Arabic word Al-Jabr, which means "Mandatory Knowledge"