Question

{ (220-140)+[10 multiply by 9 +(-2multiply by 5 )]}
answer- ?
class 7 chapter - badmos​

Answer 1

Answer:

160

Step-by-step explanation:

{(220-140)+[10×9+(-2×5)]}

={80+[10×9+(-10)]}

={80+[10×9-10]}

={80+[90-10]}

={80+80}

=160 (Ans)