Let's write the appropriate number in the following boxes.
`.(frac(-8)(3)) xx (-frac(21)(20)) = ?`

Let's solve the following equation. frac(x)(3) = frac(2)(1)

Let's find the square roots of the following fractions. 3frac(814)(1225) = frac(4489)(1225)

Let's solve the following equation. frac(x)(3) = 7

Let's solve the following equation. frac(ax +b)(3) = frac(cx + d)(2)

Let's square the following fractions: frac(4)(5)

Let's square the following fractions: frac(11)(12)

Let's square the following fractions: frac(4)(7)

Let's square the following fractions: frac(6)(7)

Let's simplify : 2frac(5)(8) xx 2frac(2)(21)

Let's put the rational numbers in the number line frac(1)(4), frac(3)(4), - frac(2)(3), frac(6)(5), -frac(8)(3)