Question

А. 3) A Piece of ribbon is 7/10m long A piece of 밥2/15 cut from it. what is the fraction of th the remaining ribbon?​

Answer 1

Answer: 17/30 m

Step-by-step explanation:

total lengh of ribon is 7/10 m

piece cut 2/15

remaining ribbon = 7/10-2/15

first take lcm of10 and 15 that is 30

then (7×3 - 2×2)/30

= (21-4)/30

= 17/30 m Ans

Answer 2

Answer:

17/30

Step-by-step explanation:

First off, you change the denominator to 30 for both of the fractions since the total amount sould be the same.

21/30 - 4/30 = 17/30

Thus, the fraction of the remaining ribbon is 17/30.