Untitled Lesson

integers

maths for 7th standerd

addition

solve this

-7+-8 -10+8 81+-71

answers

​a) -15 b)-2 c)10

how??

very simple method

same signs we add different signs we subtract and take the sign of the greater number

Multiple Choice

-10+-7+5+-8

• -15
• -30
• -5
• -20

ALBERT EINSTEIN

" mathematics is ,in its own way ,the poetry of logical things " 

THANKYOU

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