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Grade-4
Equivalent Fractions Missing Number
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Choose the missing number that makes these fractions equivalent:
7
18
=
?
54
Explanation
Now, consider left hand side of the given expression
7/18
Multiply numerator and denominator by 3 we get:
= (7 x 3)/(18 x 3)
= 21/54
Therefore, 7/18 is equivalent to 21/54 and the missing number is 21
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