### Math and Maths

A farmer planted 5 389 trees in a new plantation. The old plantation has 3 893 trees.how many trees are there altogether?

Subject
Topic
Level
Primary
6
Write down the prime number between 1 and 20

Subject
Topic
Level
Middle School
4

$$(2^5\div2^{8^{^{ }}})\times2^{-7}$$

Subject
Topic
Level
Middle School
5
What is 321×4
Subject
Topic
Level
Learning For Fun

(-8/9)×1

Subject
Topic
Level
Middle School
5

25 kg ka chawal ka kata hai 820rupe ka lahe hai 1 kg ka kitnae hai

Subject
Topic
Level
Highschool
7
Use laws of multiplication to fill the blanckes

4\times(7\times3)=(-\times-)\times3

Subject
Topic
Level
Middle School
5

Allan had 60 more cards more than Bob. Cally had 40 fewer cards than Bob.  The 3 children had a total of 1247 cards. How many cards had Cally?

Subject
Topic
Level
Primary
4
Sin0°
Subject
Topic
Level
College

_________points are required to form a line segment

Subject
Topic
Level
Primary
6

Exercise.1.2

Convert the following fractions into decimal numbers

4÷5

Solutions

Subject
Topic
Level
Highschool
10

$$\ \frac{x-9}{x-5}=\ \frac{5}{7}$$

Subject
Topic
Level
Highschool
8
how to make 2 in 1
Subject
Topic
Level
Middle School
1

What is the least denominator that can be used in the Addition of 3/4,2/3,5/8

Subject
Topic
Level
Primary
7

How to express '4cm to 5km' in the form of 1:n?

Subject
Topic
Level
Middle School
2

What is the Hindu-Arabic numeral for XXXVII

Subject
Topic
Level
Homeschool
4

Calculate the length of tangent from a point 15cm away from the centre of a circle of radius 9cm

Subject
Topic
Level
Highschool
10
How can you write 7000 as 7×10³

\left.\begin{array}{l}{\text{SetA}\text{pages}5-8}\\{\text{Howcanyouwrite}7,000\text{usingexponents?}}\\{7,000=7\times10\times10\times10=7\times10^{3}}\\{\text{So,usingexponents,youcanwrite}7,000\text{as}}\\{7\times10^{3}\text{.}}\end{array}\right.

Subject
Topic
Level
Middle School
5

Find four solution  for 2x+5y=13

Subject
Topic
Level
Primary
6

Subject
Topic
Level
Highschool
7
15/ +3
Subject
Topic
Level
Highschool
8

4/√11-√7

Subject
Topic
Level
Highschool
6

Four-fifihs of 'n' plus 8 is 18

Subject
Topic
Level
Highschool
7

Find a and b if: √7-1÷√7+1 + √7+1÷√7-1= a+b√7

Subject
Topic
Level
Highschool
7

Draw an actual angle and name its arms and  vertex

Subject
Topic
Level
Highschool
7

A wire is in a circular shape of radius 35.If it is bent in the form of a square,find the area of the square so formed

Subject
Topic
Level
Highschool
7

2cm=    mm

Subject
Topic
Level
Primary
4
Perpuluhan dan pecahan nisbah

-3.25\div\ \ \frac{13}{15}-(-2\ \frac{1}{6})\times0.25

Subject
Topic
Level
Middle School
4
8,800 - 3,900
Subject
Topic
Level
Primary
6

the earth's diameter is 12,800 km and that Mars is 86,00,000m which planet's  diameter is more

Subject
Topic
Level
Highschool
7

Subject
Topic
Level
Primary
6

How many km did Adam run each day if he ran 35km in one week?

Subject
Topic
Level
Middle School
4

Find the circumference of a circle whose area is 6.16 sq cm.

Subject
Topic
Level
Highschool
10

What is the prime factors for 39

Subject
Topic
Level
Middle School
6
How-do-you-do it

4\sqrt{24}

Solution:

8 \sqrt{6}

Calculated: 19.6

Subject
Topic
Level
Primary
7
x2+7x+12

ax^2+bx+c=0

Solution:

- \frac{b}{2 a} - \frac{\sqrt{- 4 a c + b^{2}}}{2 a}, - \frac{b}{2 a} + \frac{\sqrt{- 4 a c + b^{2}}}{2 a}

Subject
Topic
Level
Highschool
7
How many millimeters are there in nine centimeters
Subject
Topic
Level
Highschool
7

Successer 1099999

Subject
Topic
Level
Primary
6

Name three consecutive integers whose sum is-18

Subject
Topic
Level
Primary
6

-2/3 × 1/6 = ? × -2/3

Subject
Topic
Level
Middle School
4

Lcm of 12 and 48

Subject
Topic
Level
Highschool
8

The fifth month of the year is

Subject
Topic
Level
Middle School
4

one day in beijing the temperature went from 2°c to 8°c.find the change in temperature in°f

Subject
Topic
Level
Highschool
7
Subject
Topic
Level
Primary