Question

find the sum of the following - 2 by 5 + 5 by 12 + minus 7 by 10

Answer 1

Hi,
Here is the answer to your query:-

Sum of -2/5+5/12+(-7/10)
=-2/5+5/12-7/10
=-2/5-7/10+5/12
=-24-42+25/60
=-66+25/60
=-41/60

Hope it helps you.....
plz mark as brainliest.....

Answer 2

(5+5)×(-2)=>(-10-10)

(12-7)×(10)=>(120-70)

sum is
=>(-10-10)+(120-70)
=>(-10-10+120-70)
=>(-20-70+120)
=>(-90+120)
=>30

hope it helps you...