Fractions - EdexcelFraction arithmetic on a calculator
Fractions are used commonly in everyday life, eg sale prices at 1/3 off, or recipes using 1/2 a tablespoon of an ingredient. Knowing how to use fractions is an important mathematical skill.
Using a calculator can help to complete fraction arithmetic but it is important to know how your calculator completes the calculations.
Many modern calculators work by pressing a fraction button first and then typing the question onto the screen using the directional pad. Other calculators work by pressing the numeratorThe top part of a fraction. For 鈪 , the numerator is 5. first, then the fraction button and then the denominatorThe bottom part of a fraction. For 鈪, the denominator is 8, which represents 'eighths'. to type in the fraction. Consult the instructions that accompany the calculator.