NUMERICAL ANALYSIS

import math

TRUNCATE_LIMIT = 5
ROUND_LIMIT = 5

def truncate(f, n):
    return math.floor(f * 10 ** n) / 10 ** n

def float_multiply_trunc(a, b):
    c = a * b
    return truncate(c, TRUNCATE_LIMIT)

def float_multiply_round(a, b):
    c = a * b;
    return round(c, ROUND_LIMIT)

d = float_multiply_trunc(56.78224, float_multiply_trunc(52.34252345, 89089.90));
e = float_multiply_round(56.78224, float_multiply_round(52.34252345, 89089.90));

print(d)
print(e)