8 2 x 2 10 2 July 8, 2019 16 32 64 128 4 2 8 2 x 10 3 2 5 X 8 2 6 2x 2 2x 10 2 10 x 2 3 x 8 2 5 3 2 2 x 2 10 8 10 2x 2 )- x 2 8x 8 4x 8 /( x 10 3 2x 20 /( x 2 2 8÷2(2+2)=1 or 16 2 8 x 10