Question
Add the following rational number:
$\frac{-15}{4}$ and $\frac{7}{4}$
$\frac{-15}{4}$ and $\frac{7}{4}$
✓
Answer
-2
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
Simplify: $\frac{-9}{11}+\frac{2}{3}+\frac{-3}{4}$
→A public sewer line is being installed along $80\frac{1}{4}\text{m}$ of road. The supervisor says that the labourers will be able to complete $7.5m$ in one day. How long will the project take to complete$?$
→Prepare a frequency table of the following scores obtained by $50$ students in a test:
→|
$42$
|
$51$
|
$21$
|
$42$
|
$37$
|
$37$
|
$42$
|
$49$
|
$38$
|
$52$
|
|
$7$
|
$33$
|
$17$
|
$44$
|
$39$
|
$7$
|
$14$
|
$27$
|
$39$
|
$42$
|
|
$42$
|
$62$
|
$37$
|
$39$
|
$67$
|
$51$
|
$53$
|
$53$
|
$59$
|
$41$
|
|
$29$
|
$38$
|
$27$
|
$31$
|
$54$
|
$19$
|
$53$
|
$51$
|
$22$
|
$61$
|
|
$42$
|
$39$
|
$59$
|
$47$
|
$33$
|
$34$
|
$16$
|
$37$
|
$57$
|
$43$
|
In the given figure, $x : y = 2 : 3$ and $\angle\text{ACD}=120^\circ.$ Find the values of $x,y$ and $z.$ 
→Convert the following pairs into percentages and find out which is more? $100$ runs scored off $110$ balls, $50$ runs scored off $55$ balls.
→ Find (x + y) + (x - y), if
→$\text{x}=\frac{5}{4},\text{y}=\frac{-1}{3}$
In figure, $\angle\text{AOC}\cong\angle\text{PYR}$ and $\angle\text{AOC}\cong\angle\text{PYR}$. Name the angle which is congruent to $\angle\text{AOB}.$ 
→Find the value of:
$1487 \times 327+(-487) \times 327$
→$1487 \times 327+(-487) \times 327$
Solve the following equation and check your answer:
$7+4 y=-5$
→$7+4 y=-5$
In given pairs of triangles of Figure. using only $RHS$ congruence criterion, determine which pairs of triangles are congruent. In case of congruence, write the result in symbolic form:
→