Question :
Find the difference and express your answer in lowest term.
Solution :
1. 18/18-11/18
- [tex] \rm \: \frac{18}{18} - \frac{11}{18} = \boxed{\frac{7}{18} }[/tex]
2.15/12-3/12
- [tex] \rm \: \frac{15}{12} - \frac{3}{12} = \frac{12}{12} \div 2 \: \boxed{1}[/tex]
3. 10/12-5/12
- [tex] \rm \frac{10}{12} - \frac{5}{12} = \boxed{ \frac{5}{12} }[/tex]
4. 13/21-8/21
- [tex] \rm \frac{13}{21} - \frac{8}{21} = \boxed{\frac{13}{21} }[/tex]
5. 9/9-3/9
- [tex] \rm \frac{9}{9} - \frac{3}{9} = \frac{6}{9} \div 3 \: \boxed{ \frac{2}{3} }[/tex]
Answer :
1. 7/18
2. 1
3. 5/12
4. 13/21
5. ⅔
Remember :
Always remember in subtracting a fraction, subtract the numerator and always copy the denominator. The numerator is always the lowest than the denominator.
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Hope it's help!