Least Common Denominator

Daniel Math Academy · Grade 6 Math

Least Common Denominator

Skill I.2 · Fractions & decimals · ★★☆ Medium · Quarter 2

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Find the least common denominator (LCD).

1. 1
   $\frac{7}{8}$, $\frac{3}{5}$, and $\frac{5}{12}$ 
2. 2
   $\frac{2}{9}$, $\frac{1}{2}$, and $\frac{9}{10}$ 
3. 3
   $\frac{1}{4}$, $\frac{1}{3}$, and $\frac{1}{6}$ 
4. 4
   $\frac{3}{5}$, $\frac{1}{2}$, and $\frac{5}{8}$ 
5. 5
   $\frac{3}{10}$, $\frac{2}{3}$, and $\frac{1}{5}$ 
6. 6
   $\frac{1}{4}$, $\frac{7}{8}$, and $\frac{5}{6}$ 
7. 7
   $\frac{2}{9}$, $\frac{1}{5}$, and $\frac{5}{8}$ 
8. 8
   $\frac{1}{8}$, $\frac{3}{4}$, and $\frac{5}{6}$ 
9. 9
   $\frac{5}{6}$, $\frac{1}{3}$, and $\frac{3}{4}$ 
10. 10
    $\frac{1}{3}$, $\frac{5}{12}$, and $\frac{8}{9}$ 
11. 11
    $\frac{1}{8}$, $\frac{3}{4}$, and $\frac{2}{3}$ 
12. 12
    $\frac{1}{10}$, $\frac{1}{2}$, and $\frac{4}{9}$ 
13. 13
    $\frac{2}{3}$, $\frac{7}{12}$, and $\frac{3}{4}$ 
14. 14
    $\frac{7}{12}$, $\frac{3}{8}$, and $\frac{1}{3}$ 

Daniel Math Academy · Grade 6 Math

Answer Key

I.2 Least Common Denominator · ★★☆ Medium

1. 1120
2. 290
3. 312
4. 440
5. 530
6. 624
7. 7360
8. 824
9. 912
10. 1036
11. 1124
12. 1290
13. 1312
14. 1424