Question
Express $\frac{2}{5}$ as a rational number with numerator:
154
154
✓
Answer
$\frac{2}{5}$ as a rational number with denominator:
154 is:
$\frac{2\times77}{5\times77}=\frac{154}{385}$
(Multiplying numerator and denominator by 77)
154 is:
$\frac{2\times77}{5\times77}=\frac{154}{385}$
(Multiplying numerator and denominator by 77)
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
There are five triangles. The measures of some of their angles have been indicated. State for each triangle whether it is acute, right or obtuse.
In the following, fill in the blanks so as to make the statement true:
If p and q are positive Integers, then $\frac{\text{p}}{\text{q}}$ is a ______ rational number and $\frac{\text{p}}{-\text{q}}$ is a ______ rational number.
→If p and q are positive Integers, then $\frac{\text{p}}{\text{q}}$ is a ______ rational number and $\frac{\text{p}}{-\text{q}}$ is a ______ rational number.
State the number of lines of symmetry for the following figures:
A parallelogram.
A parallelogram.
Find:
211.9 × 1.13
211.9 × 1.13
Fill in the blank with the correct symbol out of >, = and<.
$\frac{-8}{9}\ ......\ \frac{-9}{10}$
→$\frac{-8}{9}\ ......\ \frac{-9}{10}$
In the following, the measures of three angles are given. State in which cases the angles can possibly be those of a triangle:
45°, 61°, 73°
45°, 61°, 73°
Express the following ratios in the simplest form:
13.5 : 15
13.5 : 15
Fill in the blanks:
Two squares are congruent if they have ______
Two squares are congruent if they have ______
Divide:
15.68 by 20
15.68 by 20
In the following, find an equivalent form of the rational number having common denominator:
$\frac{3}{4}\text{ and }\frac{5}{12}$
→$\frac{3}{4}\text{ and }\frac{5}{12}$