Omar put 4\7 of the money he earned raking leaves into the bank. he spent 1\3 of the money he earend on a book.
{step 1] use the fractions below to create an expression with common denominators that can be used to find the diffrence between the fraction of the money omar put in the bank and the fraction he spent on the book. fractions may be used more than once or not at all . find the appropriate box, does the fraction go into the right or left?

{ fractions} 1\10, 4\10,7\10,8\10,1\21, 5\21, 7\21, 12\21