Answer 1

a) 10+20.3³=10+20.27=10+270=280

b) 10.10+1=100+1=101

Answer 2

a) 10 +20 .\(3^3\)

=   10 + 20 . 27 

=    10+ 270

= 280 

b) 101

Answer 3

a) 10+ 20x 3 *2

=10 +20x9

=10+ 180

=190

Answer 4

a) 280

b) 101

Answer 5

e ) 10 x 10 + 1

= 100 + 1 

= 101

Answer 6

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Answer 7

A) 10+20*3^3 =10+540 =550

B)10*10+1=100+1=101

Answer 8

a) \(10+20.3^3=10+20.27=10+540=550\) 

b) \(10.10+1=100+1=101\)