Question

express -49/98 as a rational number with denominator 7.

Answer 1

Answer:

$\frac{ - 49}{98} \times \frac{14}{14 } = \frac{ - 3}{7}$

Answer 2

We can recall that:

Rational number is a number that can be represented as the quotient $p/q$ of two integers such that $q\neq 0.$

Divide numerator & denominator by $7$

$\frac{49}{98}\div\frac{7}{7}$

$=\frac{49}{98} \times\frac{7}{7}=\frac{7}{14}=\frac{1}{2}$