Estimate
To find the value of an algebraic expression is to evaluate it.
The absolute value of a number is the positive (or non-negative) value of the number. The absolute value of 0 or a positive number is the number itself. The absolute value of a negative number is its positive equivalent.
You see where it falls on the number line.
Absolute value of -13 is 13.
estimation
Estimate
waterfalls
You find its approximate value, in the context of the degree to which you are rounding.
3.14 or 22/7
to find out the approximate value
"Approximate" can be either an adjective or a verb: "9.3 is only an approximate value" (adjective); "If you can not find a precision instrument, approximate the value" (verb).
To know the number of bacteria is impossible but approximate to approximate number can be calculated by using electron microscope. To find the exact number is impossible because bacteria keeps on dividing every 5-10 minutes.
Don't know value, but manufactured in late 1941
I've got SN# 235223 the gun was purchased by my dad in 1950 don't know the value but would like to
Pi is a mathematical constant and does not depend on a particular circle. It is an irrational (transcendental) number whose approximate value is 3.14159 although 3.14 is also used.
put it up for auction and bid on it yourself or have a friend bid. the price you pay will be its approximate value.