Question

Do the following (-72)-(35)
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Answer 1

Answer:

[-72]-[-35]

First we need to remove the brackets

So, -72[+*- 35}

     -72-35

     -105

SAME SIGN SAME SIGN ADD AND WRITE THE SAME SIGN

DIFERRENT SIGN DIFFERENT SIGN SUBTRACT AND WRITE THE GREATER SIGN

The above formula was taught by my math teacher to remember the integers concept easily