Question
To add and subtract fractions, you must have ______________?
- Common numerators
- Different denominators
- Different numerators
- Common denominators
Hint:
Recall what we do while adding-r subtracting the fractions.
The correct answer is: Common denominators
In case of addition and subtraction of fraction we need to have same denominator . If the denominator is not same we take LCM to add or subtract the fractions .
So, the answer of this question is same denominators.
Related Questions to study
Subtract 
.
Subtract .
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and 
.
Find the LCM for the fractions and .
Find the LCM for the fractions 
and 
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Find the LCM for the fractions and .
Identify the number that could NOT be a common denominator for the two fractions
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_______ are the numbers which are multiplied together to get another number.
_______ are the numbers which are multiplied together to get another number.
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Find the least common denominator for .
Find the least common denominator for 
.
Find the least common denominator for .
Find the least common denominator of 
and 
?
Find the least common denominator of and ?
Find the least common denominator of 
and 
?
Find the least common denominator of and ?
Find the least common denominator of 
and 
?
Find the least common denominator of and ?
Make use of area model to determine the value of 441 ÷ 21.
We know that division is repetitive subtraction. So, we can subtract 21 from 441 again and again till we reach 0.
Make use of area model to determine the value of 441 ÷ 21.
We know that division is repetitive subtraction. So, we can subtract 21 from 441 again and again till we reach 0.
Make use of area model to determine the value of 6248 ÷ 71.
We know that division is repetitive subtraction. So, we can subtract 71 from 6248 again and again till we reach 0.
Make use of area model to determine the value of 6248 ÷ 71.
We know that division is repetitive subtraction. So, we can subtract 71 from 6248 again and again till we reach 0.
5750 passengers are waiting in the airport to board a plane. Each plane can carry 250 passengers in a trip. The number of trips it requires to clear out all the passengers are
We know that division is repetitive subtraction. So, we can subtract 250 from 5750 again and again till we reach zero.
5750 passengers are waiting in the airport to board a plane. Each plane can carry 250 passengers in a trip. The number of trips it requires to clear out all the passengers are
We know that division is repetitive subtraction. So, we can subtract 250 from 5750 again and again till we reach zero.
Make use of area model to determine the value of 510 ÷ 30.
Division in maths is the process of breaking a number up into equal parts, and finding out how many equal parts can be made.
Make use of area model to determine the value of 510 ÷ 30.
Division in maths is the process of breaking a number up into equal parts, and finding out how many equal parts can be made.
