Q. Anya uses 23kg of flour, 38kg of cheese and 41kg of pepperoni to make pizza. Find the total mass of ingredients she uses?
Convert to Improper Fractions: Convert mixed numbers to improper fractions for easier addition.121=22×1+1=23 kg of flour,231=33×2+1=37 kg of cheese,41 kg of pepperoni remains the same.
Add Fractions: Add the fractions together.Total mass = (23)+(37)+(41)To add, find a common denominator, which is 12.(23)=1218, (37)=1228, (41)=123Total mass = 1218+1228+123=1249 kg
Convert Back to Mixed Number: Convert the improper fraction back to a mixed number. 1249=4121 kg
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