FastMath Fraction Fluency Grade Ten - Common Denominator

Math

Least-common-denominator fluency over generated denominator pairs. Learners practice the denominator control needed for adding fractions and later rational expressions.

10

200 frames at grade level 10

#Prompt
1Find the least common denominator of 2 and 4.
2Find the least common denominator of 6 and 3.
3Find the least common denominator of 13 and 7.
4Find the least common denominator of 10 and 2.
5Find the least common denominator of 12 and 18.
6Find the least common denominator of 8 and 17.
7Find the least common denominator of 11 and 10.
8Find the least common denominator of 13 and 9.
9Find the least common denominator of 7 and 3.
10Find the least common denominator of 5 and 14.
11Find the least common denominator of 9 and 9.
12Find the least common denominator of 10 and 15.
13Find the least common denominator of 3 and 16.
14Find the least common denominator of 5 and 15.
15Find the least common denominator of 11 and 15.
16Find the least common denominator of 10 and 14.
17Find the least common denominator of 7 and 14.
18Find the least common denominator of 3 and 13.
19Find the least common denominator of 5 and 2.
20Find the least common denominator of 13 and 4.
21Find the least common denominator of 2 and 9.
22Find the least common denominator of 2 and 17.
23Find the least common denominator of 3 and 14.
24Find the least common denominator of 2 and 7.
25Find the least common denominator of 8 and 14.
26Find the least common denominator of 12 and 12.
27Find the least common denominator of 13 and 2.
28Find the least common denominator of 8 and 4.
29Find the least common denominator of 9 and 13.
30Find the least common denominator of 11 and 18.
31Find the least common denominator of 13 and 13.
32Find the least common denominator of 9 and 7.
33Find the least common denominator of 13 and 14.
34Find the least common denominator of 10 and 8.
35Find the least common denominator of 10 and 4.
36Find the least common denominator of 12 and 6.
37Find the least common denominator of 8 and 2.
38Find the least common denominator of 8 and 3.
39Find the least common denominator of 7 and 2.
40Find the least common denominator of 9 and 6.
41Find the least common denominator of 5 and 3.
42Find the least common denominator of 4 and 17.
43Find the least common denominator of 5 and 5.
44Find the least common denominator of 2 and 11.
45Find the least common denominator of 6 and 14.
46Find the least common denominator of 6 and 17.
47Find the least common denominator of 4 and 14.
48Find the least common denominator of 5 and 8.
49Find the least common denominator of 8 and 6.
50Find the least common denominator of 2 and 2.
51Find the least common denominator of 10 and 5.
52Find the least common denominator of 6 and 9.
53Find the least common denominator of 4 and 16.
54Find the least common denominator of 3 and 10.
55Find the least common denominator of 13 and 10.
56Find the least common denominator of 3 and 4.
57Find the least common denominator of 4 and 6.
58Find the least common denominator of 10 and 16.
59Find the least common denominator of 2 and 12.
60Find the least common denominator of 5 and 6.
61Find the least common denominator of 9 and 16.
62Find the least common denominator of 9 and 10.
63Find the least common denominator of 8 and 12.
64Find the least common denominator of 8 and 13.
65Find the least common denominator of 12 and 16.
66Find the least common denominator of 11 and 12.
67Find the least common denominator of 7 and 6.
68Find the least common denominator of 2 and 14.
69Find the least common denominator of 3 and 2.
70Find the least common denominator of 5 and 7.
71Find the least common denominator of 4 and 13.
72Find the least common denominator of 4 and 5.
73Find the least common denominator of 10 and 3.
74Find the least common denominator of 8 and 18.
75Find the least common denominator of 9 and 5.
76Find the least common denominator of 12 and 5.
77Find the least common denominator of 9 and 17.
78Find the least common denominator of 12 and 15.
79Find the least common denominator of 4 and 11.
80Find the least common denominator of 6 and 16.
81Find the least common denominator of 7 and 9.
82Find the least common denominator of 7 and 13.
83Find the least common denominator of 4 and 18.
84Find the least common denominator of 10 and 11.
85Find the least common denominator of 9 and 8.
86Find the least common denominator of 11 and 6.
87Find the least common denominator of 11 and 13.
88Find the least common denominator of 2 and 10.
89Find the least common denominator of 8 and 5.
90Find the least common denominator of 3 and 5.
91Find the least common denominator of 3 and 8.
92Find the least common denominator of 4 and 2.
93Find the least common denominator of 3 and 17.
94Find the least common denominator of 5 and 10.
95Find the least common denominator of 6 and 2.
96Find the least common denominator of 3 and 15.
97Find the least common denominator of 9 and 18.
98Find the least common denominator of 11 and 5.
99Find the least common denominator of 4 and 4.
100Find the least common denominator of 2 and 16.
101Find the least common denominator of 11 and 16.
102Find the least common denominator of 7 and 10.
103Find the least common denominator of 7 and 4.
104Find the least common denominator of 12 and 17.
105Find the least common denominator of 11 and 9.
106Find the least common denominator of 9 and 4.
107Find the least common denominator of 10 and 18.
108Find the least common denominator of 6 and 4.
109Find the least common denominator of 2 and 13.
110Find the least common denominator of 11 and 7.
111Find the least common denominator of 4 and 12.
112Find the least common denominator of 12 and 10.
113Find the least common denominator of 6 and 13.
114Find the least common denominator of 5 and 17.
115Find the least common denominator of 5 and 13.
116Find the least common denominator of 3 and 18.
117Find the least common denominator of 6 and 6.
118Find the least common denominator of 7 and 17.
119Find the least common denominator of 12 and 8.
120Find the least common denominator of 8 and 10.
121Find the least common denominator of 8 and 15.
122Find the least common denominator of 6 and 5.
123Find the least common denominator of 6 and 15.
124Find the least common denominator of 9 and 15.
125Find the least common denominator of 7 and 8.
126Find the least common denominator of 7 and 7.
127Find the least common denominator of 7 and 12.
128Find the least common denominator of 5 and 18.
129Find the least common denominator of 4 and 9.
130Find the least common denominator of 6 and 12.
131Find the least common denominator of 7 and 18.
132Find the least common denominator of 13 and 8.
133Find the least common denominator of 12 and 9.
134Find the least common denominator of 6 and 7.
135Find the least common denominator of 12 and 2.
136Find the least common denominator of 3 and 6.
137Find the least common denominator of 9 and 14.
138Find the least common denominator of 7 and 11.
139Find the least common denominator of 13 and 5.
140Find the least common denominator of 2 and 8.
141Find the least common denominator of 5 and 11.
142Find the least common denominator of 6 and 10.
143Find the least common denominator of 5 and 12.
144Find the least common denominator of 3 and 9.
145Find the least common denominator of 10 and 9.
146Find the least common denominator of 13 and 6.
147Find the least common denominator of 8 and 16.
148Find the least common denominator of 13 and 12.
149Find the least common denominator of 10 and 12.
150Find the least common denominator of 8 and 11.
151Find the least common denominator of 11 and 11.
152Find the least common denominator of 5 and 16.
153Find the least common denominator of 11 and 8.
154Find the least common denominator of 10 and 10.
155Find the least common denominator of 12 and 4.
156Find the least common denominator of 9 and 11.
157Find the least common denominator of 4 and 7.
158Find the least common denominator of 8 and 9.
159Find the least common denominator of 12 and 14.
160Find the least common denominator of 10 and 7.
161Find the least common denominator of 13 and 3.
162Find the least common denominator of 11 and 3.
163Find the least common denominator of 2 and 3.
164Find the least common denominator of 6 and 8.
165Find the least common denominator of 11 and 14.
166Find the least common denominator of 12 and 11.
167Find the least common denominator of 2 and 6.
168Find the least common denominator of 12 and 7.
169Find the least common denominator of 5 and 4.
170Find the least common denominator of 13 and 11.
171Find the least common denominator of 7 and 5.
172Find the least common denominator of 10 and 17.
173Find the least common denominator of 3 and 7.
174Find the least common denominator of 7 and 16.
175Find the least common denominator of 10 and 6.
176Find the least common denominator of 4 and 10.
177Find the least common denominator of 4 and 8.
178Find the least common denominator of 11 and 17.
179Find the least common denominator of 8 and 8.
180Find the least common denominator of 12 and 3.
181Find the least common denominator of 8 and 7.
182Find the least common denominator of 12 and 13.
183Find the least common denominator of 2 and 15.
184Find the least common denominator of 3 and 3.
185Find the least common denominator of 6 and 18.
186Find the least common denominator of 3 and 12.
187Find the least common denominator of 2 and 18.
188Find the least common denominator of 2 and 5.
189Find the least common denominator of 6 and 11.
190Find the least common denominator of 11 and 4.
191Find the least common denominator of 3 and 11.
192Find the least common denominator of 4 and 3.
193Find the least common denominator of 9 and 12.
194Find the least common denominator of 4 and 15.
195Find the least common denominator of 9 and 3.
196Find the least common denominator of 9 and 2.
197Find the least common denominator of 5 and 9.
198Find the least common denominator of 11 and 2.
199Find the least common denominator of 7 and 15.
200Find the least common denominator of 10 and 13.