1.47÷(2-1.02)+0.15
= (147/100)÷(98/100)+0.15
= 147/100*(100/98)+0.15
= 3/2+0.15
= 1.5+0.15
= 1.65
(1/2+3/4)÷5/6-2/3
=(2/4+3/4)÷5/6-2/3
=5/4*(6/5)-2/3
=5/6
1.47÷(2-1.02)+0.15
= (147/100)÷(98/100)+0.15
= 147/100*(100/98)+0.15
= 3/2+0.15
= 1.5+0.15
= 1.65
(1/2+3/4)÷5/6-2/3
=(2/4+3/4)÷5/6-2/3
=5/4*(6/5)-2/3
=5/6