Question

subtract 11/20 from -4/5 , add -9/10 to the answer​

Answer 1

Answer:

first we substract this

• 11/20 - (-4)/5
• 11-(-16) /20 [¶by taking LCM]
• 11+16/20
• 27/20

now we add this

• 27/20+(-9) /10
• 27+(-18) /20 [¶by taking LCM]
• 27-18/20
• 9/20

or

• 0.45

This is your required answer