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NatalieLove
Tony had 3 1/2 cups of flour and used 1 1/5 cups for a cake. How many cups of flour did Tony have left?
3 1/2 - 1 1/5 (change to improper fractions) 7/2 - 6/5 (find common denominator which is 10) 35/10 - 12/10 = 23/10 = 2 3/10 cups < -- flour that is left
Method 1: Convert mixed numerals to fractions and subtract. Then convert result back to mixed numeral. |dw:1366597055836:dw|
Method 2: Subtract mixed numerals. |dw:1366597324692:dw|