simplify 5/14 + 3/7 + 1/21
Answers
Answered by
0
Answer:
15/42+18/42+2/42
35/42
Answered by
4
Answer:
35 / 42
Step-by-step explanation:
3 / 7
= ( 3 × 6 ) / ( 7 × 6 )
= 18 / 42
5 / 14
= ( 5 × 3 ) / ( 14 × 3 )
= 15 / 42
1 / 21
= ( 1 × 2 ) / ( 21 × 2 )
= 2 / 42
( 5 / 14 ) + ( 3 / 7 ) + ( 1 / 21 )
= ( 15 / 42 ) + ( 18 / 42 ) + ( 2 / 42 )
= ( 15 + 18 + 2 ) / 42
= 35 / 42
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