Evaluate : ( 9/7 + 3/14 + 3 /2 ) ÷ 1/3
Answers
Step-by-step explanation:
3 2/3 × 2 1/7 = 55/
7
= 7 6/
7
≅ 7.8571429
Spelled result in words is fifty-five sevenths (or seven and six sevenths).
How do you solve fractions step by step?
Conversion a mixed number 3 2/
3
to a improper fraction: 3 2/3 = 3 2/
3
= 3 · 3 + 2/
3
= 9 + 2/
3
= 11/
3
To find new numerator:
a) Multiply the whole number 3 by the denominator 3. Whole number 3 equally 3 * 3/
3
= 9/
3
b) Add the answer from previous step 9 to the numerator 2. New numerator is 9 + 2 = 11
c) Write a previous answer (new numerator 11) over the denominator 3.
Three and two thirds is eleven thirds
Conversion a mixed number 2 1/
7
to a improper fraction: 2 1/7 = 2 1/
7
= 2 · 7 + 1/
7
= 14 + 1/
7
= 15/
7
To find new numerator:
a) Multiply the whole number 2 by the denominator 7. Whole number 2 equally 2 * 7/
7
= 14/
7
b) Add the answer from previous step 14 to the numerator 1. New numerator is 14 + 1 = 15
c) Write a previous answer (new numerator 15) over the denominator 7.
Two and one seventh is fifteen sevenths
Answer:
L.C.M is 14 so,
18/14+3/14+84/14÷1/3
105/14÷1/3
105/14×1/3
35/14