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Chapter 2: Q4. (page 105)

Perform the indicated operation.

1.9--9.1

Short Answer

Expert verified

Value of given expression is 11.

Step by step solution

01

Step-1- Addition/subtraction of two numbers concept

1.9--9.1

This can be written as

1.9--9.1=1.9+9.1

02

Step-2-Simplifying given expression

On simplifying We get

1.9−−9.1=1.9+9.11.9−−9.1=11

03

Step-3-Conclusion

Therefore, value of given expression is 11.

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