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Add the fractions `3/8` and `2/3`.
Concept: undefined >> undefined
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Add the fractions `3/8` and `6 3/4`.
Concept: undefined >> undefined
What is wrong in the following additions?
`8 1/2 = 8 2/4`
+ `4 1/4 = 4 1/4`
= `12 3/8`
Concept: undefined >> undefined
What is wrong in the following additions?
`6 1/2`
+ `2 1/4`
= `8 2/6 = 8 1/3`
Concept: undefined >> undefined
The amount of region enclosed by a plane closed figure is called its ______.
Concept: undefined >> undefined
Area of a rectangle with length 5 cm and breadth 3 cm is ______.
Concept: undefined >> undefined
An engineer who plans to build a compound wall on all sides of a house must find the area of the compound.
Concept: undefined >> undefined
The region given in the following figure is measured by taking 
as a unit. What is the area of the region?
Concept: undefined >> undefined
A magazine charges Rs 300 per 10 sq cm area for advertising. A company decided to order a half page advertisment. If each page of the magazine is 15 cm × 24 cm, what amount will the company has to pay for it?
Concept: undefined >> undefined
Find all the possible dimensions (in natural numbers) of a rectangle with a perimeter 36 cm and find their areas.
Concept: undefined >> undefined
Using divisibility tests, determine which of the following numbers are divisible by 2; by 3; by 4; by 5; by 6; by 8; by 9; by 10; by 11 (say, yes or no):
|
Number |
Divisible by |
||||||||
|
2 |
3 |
4 |
5 |
6 |
8 |
9 |
10 |
11 |
|
|
128 |
Yes |
No |
Yes |
No |
No |
Yes |
No |
No |
No |
|
990 |
______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ |
|
1586 |
______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ |
|
275 |
______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ |
|
6686 |
______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ |
|
639210 |
______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ |
|
429714 |
______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ |
|
2856 |
______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ |
|
3060 |
______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ |
|
406839 |
______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ |
Concept: undefined >> undefined
Write these fractions appropriately as additions or subtractions:
______
= 
Concept: undefined >> undefined
Write these fractions appropriately as additions or subtractions:
______ 
= 
Concept: undefined >> undefined
