5.
fifth
1/2
one-half
12
one squared
+
plus, add, addition
x=3
x equals three
1.5
one point five
1/4
one-fourth, one quarter
1233
one hundred twenty-three cubed
-
minus, subtract, subtraction
3+x=15-8
Three plus x equals fifteen minus eight
23.
twenty third
5/25
five twenty-fifths
√10
The square root of ten
*
times, multiply, multiplication
(3+3)5=6x
three plus three in brackets, multiplied by five, equals six times x
8,000,000,000
eight billion
100,111/1,222,333
one hundred thousand one hundred eleven over one million two hundred twenty-two thousand three hundred thirty-three
1212
twelve to the power of twelve, twelve to the twelfth
/
slash, divide, division
3√5 +133=5x+6x
cubed root of five plus thirteen cubed equals five x plus six x
9,876,543,210,999
nine trillion eight hundred seventy-six billion five hundred forty-three million two hundred ten thousand nine hundred ninety-nine
123x+456/123,456,789
one hundred twenty-three x plus four hundred fifty-six over one hundred twenty-three million four hundred fifty-six thousand seven hundred eighty-nine
8√16
eighth root of sixteen
()
brackets, parentheses
(2+2)/(123-121)=56+16√ 259
two plus two in brackets, over one hundred twenty-three minus one hundred twenty-one in brackets, equals to five to the sixth plus sixteenth root of two hundred fifty-nine