nilai dari 1 1/2+0,25-45% pakai cara

=1 1/2 + 0,25 - 45%
=(1×2+1/2 ) + 25/100 - 45/100
=3/2 (×50/50) + 25/100 - 45/100
= 150/100 + 25/100 - 45/100
=130/100
=1 30/100
=1 6/20
=1 3/10

semoga bermanfaat

1 1/2 + 0,25 - 45%

3/2 + 25/100 - 45/100

3×100×100/2×100×100 + 25×2×100/100×2×100 - 45×100×2/100×100×2

30.000/20.000 + 5.000/20.000 - 9.000/20.000

26.000÷1.000/20.000÷1.000

26÷2/20÷2

13/10


Desimal = 1,3

Pecahan campuran = 1 3/10