Question

what is the basic formula of integers

please answer it fast​

Answer 1

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Answer 2

Sign Rules

For doing Addition

i) (+)+(+) = (+)

ii) (+)+(-) = Bigger no [sub] sign

iii) (-)+(+) = Bigger no [sub] sign

iv) (-)+(-) = (-) [Add]

For doing Subtraction

i) (+)-(+) = Big no sign [Sub]

ii) (+)-(-) = (+) [Add]

iii) (-)-(+) = (-) [Add]

iv) (-)-(-) = Big no sign [Sub]

For doing Multiplication

i) (+)×(+) = (+)

ii) (+)×(-) = (-)

iii) (-)×(+) = (-)

iv) (-)×(-) = (+)

For doing Division

i) (+)÷(+) = (+)

ii) (+)÷(-) = (-)

iii) (-)÷(+) = (-)

iv) (-)÷(-) = (+)