9 1/10 - 4 3/4
Help please
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Answer:
[tex]4\frac{7}{20}[/tex]
Step-by-step explanation:
[tex]9\frac{1}{10}-4\frac{3}{4}[/tex]
Convert in improper fractions:
[tex]\frac{10*9+1 }{10} -\frac{4*4+3}{4}\\\\\frac{90+1}{10}-\frac{16+3}{4}\\\\\frac{91}{10}-\frac{19}{4} < ==find\ the\ LCM\ or\ the\ common\ denominator\ for\ 10\ and\ 4\ (20)\\\\\frac{182}{20} -\frac{95}{20}\\\\ \frac{87}{20} < ==convert\ to\ a\ mixed\ fraction\\\\ 4\frac{7}{20}[/tex]
Multiples of 4:
4, 8, 12, 16, 20, 24, 28, 32, 36, 40
Multiples of 10:
10, 20, 30, 40
LCM of 4 and 10 is 20.
Hope this helps!