25 × 3 / 5 + 2.75 △ 1 and 2 / 3 + 60%

25 × 3 / 5 + 2.75 △ 1 and 2 / 3 + 60%

2.25 × 3 / 5 + 2.75 △ 1 and 2 / 3 + 60%
=2.25×0.6+2.75×0.6+0.6
=0.6×（2.25+2.75+1）
=0.6×6
=3.6

How to calculate 3.25 + 6.75 * 3.2

It is suggested to use the score as a reference, and the latter is very convenient

Simple calculation 41.4/2.5 + 414 / 75-0.52/0.25

In order to simplify the operation, the denominator is reduced to 75
(in this way, the numerator and denominator are all integers. Of course, it is not impossible to change them to 7.5 or other numbers.)
Original formula = 1242 / 75 + 414 / 75-156 / 75 = (1242 + 414-156) / 75 = 1500 / 75 = 20
【^_ ^Sincerely ask for adoption

How to calculate 225 △ 3.75 △ 3.75

=(15×15)÷[(15×0.25)×(15×0.25)]
=(15×15)÷(15×15)÷(0.25×0.25)
=1÷(0.25×0.25)
=4×4÷(4×0.25×4×0.25)
=16÷1
=16