Question 270381
how do you work out 6 1/4 - 2 1/2
Change to all fractions, sometimes called improper fractions:
25/4 - 5/2
Change to common denominator
25/4 - 10/4
Subtract
= 15/4
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Another method:
Change to decimals, use a calculator
6.25 - 2.5 = 3.75