Download App

Fundamental Concepts (Including Fundamental Operations) — MATHS STD 7 — Question

ICSE BoardEnglish MediumSTD 7MATHSFundamental Concepts (Including Fundamental Operations)1 Mark
Question
Simplify: $\frac{2 \mathrm{x}}{5}+\frac{3 \mathrm{x}}{4}-\frac{3 \mathrm{x}}{5}$
✓

Answer


$\begin{aligned} & \frac{2 x}{5}+\frac{3 x}{4}-\frac{3 x}{5} \quad . .(\text { LCM of } 5,4=20) \\ & \frac{8 x+15 x-12 x}{20}=\frac{23 x-12 x}{20}=\frac{11 x}{20}\end{aligned}$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "[1 Mark Question Answer]" from Fundamental Concepts (Including Fundamental Operations)→Fundamental Concepts (Including Fundamental Operations) — all question types→MATHS STD 7 question papers→ICSE Board STD 7 question papers→ICSE Board question paper generator→

Similar questions

How much is $-x^2+7 y^2-3 x y$ less than $2 x^2-y^2+x y$ ?
→
Convert the following into fraction in their lowest term: 2.405
→
Write the number of significant figures (digits) in 3.6 ÷ 0.12.
→
Find the product: $7 \frac{1}{4} \times 2 \frac{3}{16} \times 2 \frac{2}{7}$
→
Add : 35.67, 18.794, 4.9, 31.82
→
Generate algebraic expression : Thrice $x$ added to $y$ squared.
→
For the universal set {4, 5, 6, 7, 8, 9, 10, 11,12,13} ; find the subset of D = {even numbers less than 10}.
Also, find a complement of D.
→
If A = {3, 5, 7, 9, 11} and B = {4, 7, 10}, find: (A – B) and n(A – B)
→
Add the expression : $x^2-2 x y+3 y^2, 5 y^2+3 x y-6 x^2$
→
Consider the following numbers:
68, 76, 63, 75, 93, 83, 70, 115, 82, 105, 90, 103, 92, 52, 99, 73, 75, 63, 77 and 71.
Arrange these numbers in ascending order.
→