Question

I don't understand this, can someone help?

Answer 1

It is less than 1 because .31 + 5/9 < 1

Explanation:

.31 - (-5/9)

.31 + 5/9

31/100 + 5/9

estimating

1/3 + 2/3

this is approximately 1

but 1/3 = .33333333 is greater than .31 and 2/3 = 6/9 is greater than 5/9

so .31 + 5/9 < 1