Added additional proportion files

This commit is contained in:
Kenneth John Odle 2023-08-08 15:45:25 -04:00
parent d25367329a
commit f8ff18f313
2 changed files with 126 additions and 0 deletions

17
proportions-extra.py Normal file
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# print(1 + 2/3 + 3 + 4/5 - 7)
x = 2/3
print("10x = ", 10 * x )
print("9x = ", 9*x)
print("10x - 9x = ", 10*x - 9*x)
print("x = ", x)
print("-----------------------------")
y = 4/9
print(y)
print( 10 *y )
print(9*y)
print("-----------------------------")

109
proportions-practice.py Normal file
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# converts string input (even fractions) to float
def string_frac(in_string):
if "/" in in_string:
nd = in_string.split("/")
n = float(nd[0])
d = float(nd[1])
ans = n/d
return ans
else:
ans = float(in_string)
return ans
# Simplest one-step addition
def one_step_add():
import random
# Display problem
a = random.randint(-4,10)
b = random.randint(2,24)
print("x + ", a, " = ", b)
ans = float(input("x = "))
answer = b-a
# Test input
if ans==answer:
print("Correct! \n")
else:
print("Try again")
print("The correct answer is ", answer, "\n")
# One-step additon with negative numbers
def one_step_subtract():
import random
a = random.randint(-19,-1)
b = random.randint(2,24)
print(a, " + x = ", b)
ans = float(input("x = "))
# test
answer = b-a
if ans==answer:
print("Correct! \n")
else:
print("Try again")
print("The correct answer is ", answer, "\n")
# One-step multiply
def one_step_mult():
# Uses string_frac(<input string>)
import random
a = random.randint(1,11)
b = random.randint(2,24)
print(a, "x = ", b)
print("Round your answer to two decimal places.")
ans_in = (input("x = "))
answer = round(b/a,2)
# test
if string_frac(ans_in)==answer:
print("Correct! \n")
else:
print("Try again")
print("The correct answer is ", answer, "\n")
# One-step divide
def one_step_div():
import random
a = random.randint(1,11)
b = random.randint(2,24)
print("x/", a, " = ", b)
ans = float(input("x = "))
answer = b*a
# test
if ans==answer:
print("Correct! \n")
else:
print("Try again")
print("The correct answer is ", answer, "\n")
# Two-step problems
def two_step():
import random
# Uses string_frac()
a = random.randint(1,11)
b = random.randint(-7,12)
c = random.randint(2,36)
print(a, "x + ", b, " = ", c)
print("Round answer to two decimal places")
ans_in = input("x = ")
answer = (c-b)/a
# test
if round(string_frac(ans_in),2)==round(answer,2):
print("Correct! \n")
else:
print("Try again")
print("The correct answer is ", answer, "\n")
# test loop
for a in range(2):
one_step_add()
one_step_subtract()
one_step_mult()
one_step_div()
two_step()
print(" ")
two_step()
two_step()