Addition of Integers

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By: loveadu (65 month(s) ago)

yery good

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ADDITION OF INTEGERS : 

ADDITION OF INTEGERS

Objective : 

Objective To be able to add and subtract integers with same sign and different sign.

Slide 3: 

LET’S SING!!!

Slide 4: 

Same sign add and keep different sign subtract take the sign of higher number then it’ll be exact.

Slide 5: 

What does the first line of the song tells us about???

Same sign add and keep : 

Same sign add and keep

Slide 7: 

(+17) + (+5) =(+22) (-2) + (-9) =(-11) (-5) + (-8) =(-13) (-13) + (-7) =(-20) (+2) + (+9) =(+11) (+29) + (+16) =(+45)

Slide 8: 

LET’S SING!!!

Slide 9: 

What does the second line of the song tells us about?

Slide 10: 

Same sign add and keep different sign subtract take the sign of higher number then it’ll be exact.

Different sign subtract : 

Different sign subtract

Slide 12: 

(-9) + (+5) = (4) (+6) + (-7) = (1) (-6) + (+7) = (1) (+9) + (-9) = 0 Answers are not yet final.

Slide 13: 

Take the sign of higher number then it’ll be exact.

Slide 14: 

(-9) + (+5) = (-4) (+6) + (-7) = (-1) (-6) + (+7) = (+1) (+9) + (-9) = 0