Solution - Adding, subtracting and finding the least common multiple
Step by Step Solution
Step 1 :
8
Simplify —
1
Equation at the end of step 1 :
5 6
((0 - ——) + ——) + 8
10 13
Step 2 :
6
Simplify ——
13
Equation at the end of step 2 :
5 6
((0 - ——) + ——) + 8
10 13
Step 3 :
1
Simplify —
2
Equation at the end of step 3 :
1 6
((0 - —) + ——) + 8
2 13
Step 4 :
Calculating the Least Common Multiple :
4.1 Find the Least Common Multiple
The left denominator is : 2
The right denominator is : 13
Prime Factor | Left Denominator | Right Denominator | L.C.M = Max {Left,Right} |
---|---|---|---|
2 | 1 | 0 | 1 |
13 | 0 | 1 | 1 |
Product of all Prime Factors | 2 | 13 | 26 |
Least Common Multiple:
26
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 = 13
Right_M = L.C.M / R_Deno = 2
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. -1 • 13 —————————————————— = ——————— L.C.M 26 R. Mult. • R. Num. 6 • 2 —————————————————— = ————— L.C.M 26
Adding fractions that have a common denominator :
4.4 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:
-1 • 13 + 6 • 2 -1
——————————————— = ——
26 26
Equation at the end of step 4 :
-1
—— + 8
26
Step 5 :
Rewriting the whole as an Equivalent Fraction :
5.1 Adding a whole to a fraction
Rewrite the whole as a fraction using 26 as the denominator :
8 8 • 26
8 = — = ——————
1 26
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 :
5.2 Adding up the two equivalent fractions
-1 + 8 • 26 207
——————————— = ———
26 26
Final result :
207
——— = 7.96154
26
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