What fraction of 2 1/2 is 4/5

answer: 2

- what fraction of 2 1/2 is 4/5?

the keyword is "of", "of" means to multiply.

so, you would do 2 1/2 x 4/5.

1) convert 2 1/2 into an improper fraction

→ 5/2

2) multiply 5/2 x 4/5

→ 5/2 x 4/5 = 5 x 4 / 2 x 5 = 20/10 = 2