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RS Aggarwal Solutions Class 7 Mathematics Solutions for Integers Exercise 1B in Chapter 1 - Integers

Question 21 Integers Exercise 1B

(-60) ×(-10) ×(-5) ×(-1)

Answer:

Solution:-

Using the rule for multiplication of integers.

In this question we have five integers of the same sign, so multiply tow integers once and then from

the answers of both sets of integers again multiplied and get the final answer.

= {(-60×-10) ×(-5×-1)} … [∵(− × −= +)]

= {(600) ×(5)}

= 3000

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