Find the product by suitable rearrangement
(a) 4 x 298 x 25
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Find the product of suitable rearrangement:
4×166×25
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Hint: In this question to easily find the product of 4×166×25, first we will rearrange the numbers in ascending order, then we will multiply it.
Complete step-by-step answer:
According to the question we have to first rearrange and then find the product of 4×166×25
So, first arrange it in ascending order i.e. 4×25×166
=4×25×166=100×166=16600
Hence the product by suitable arrangement of 4×166×25 is 16600.
Note: In such types of questions the basic concept of multiplication is required i.e. how to multiply two numbers and which two numbers are to be multiplied first. So, to easily solve the question first arrange the numbers and then calculate.
Answer:
25 x 4 = 100.
Now, multiply 298 and 100
29800.
29800 is the correct answer.