A baker uses food coloring to color cake batter he needs 4 1/8 ounces of green food coloring the baker only has 2 3/8 ounces how much more green food coloring does he need
You would set the problem up as 4 1/8 - 2 3/8 = x Change both fractions into improper fractions and substitute 33/8 - 19/8 = 14/8 Simplify 14/8 = 1 6/8 = 1 3/4