Solution - Adding, subtracting and finding the least common multiple
Step by Step Solution
Reformatting the input :
Changes made to your input should not affect the solution:
(1): "0.375" was replaced by "(375/1000)". 2 more similar replacement(s)
Step 1 :
3
Simplify —
8
Equation at the end of step 1 :
15 3
(3 - ——) - —
10 8
Step 2 :
3
Simplify —
2
Equation at the end of step 2 :
3 3
(3 - —) - —
2 8
Step 3 :
Rewriting the whole as an Equivalent Fraction :
3.1 Subtracting a fraction from a whole
Rewrite the whole as a fraction using 2 as the denominator :
3 3 • 2
3 = — = —————
1 2
Equivalent fraction : The fraction thus generated looks different but has the same value as the whole
Common denominator : The equivalent fraction and the other fraction involved in the calculation share the same denominator
Adding fractions that have a common denominator :
3.2 Adding up the two equivalent fractions
Add the two equivalent fractions which now have a common denominator
Combine the numerators together, put the sum or difference over the common denominator then reduce to lowest terms if possible:
3 • 2 - (3) 3
——————————— = —
2 2
Equation at the end of step 3 :
3 3
— - —
2 8
Step 4 :
Calculating the Least Common Multiple :
4.1 Find the Least Common Multiple
The left denominator is : 2
The right denominator is : 8
| Prime Factor | Left Denominator | Right Denominator | L.C.M = Max {Left,Right} |
|---|---|---|---|
| 2 | 1 | 3 | 3 |
| Product of all Prime Factors | 2 | 8 | 8 |
Least Common Multiple:
8
Calculating Multipliers :
4.2 Calculate multipliers for the two fractions
Denote the Least Common Multiple by L.C.M
Denote the Left Multiplier by Left_M
Denote the Right Multiplier by Right_M
Denote the Left Deniminator by L_Deno
Denote the Right Multiplier by R_Deno
Left_M = L.C.M / L_Deno = 4
Right_M = L.C.M / R_Deno = 1
Making Equivalent Fractions :
4.3 Rewrite the two fractions into equivalent fractions
Two fractions are called equivalent if they have the same numeric value.
For example : 1/2 and 2/4 are equivalent, y/(y+1)2 and (y2+y)/(y+1)3 are equivalent as well.
To calculate equivalent fraction , multiply the Numerator of each fraction, by its respective Multiplier.
L. Mult. • L. Num. 3 • 4 —————————————————— = ————— L.C.M 8 R. Mult. • R. Num. 3 —————————————————— = — L.C.M 8
Adding fractions that have a common denominator :
4.4 Adding up the two equivalent fractions
3 • 4 - (3) 9
——————————— = —
8 8
Final result :
9
— = 1.12500
8
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