What is 15 and 1 / 5 minus (3 and 1 / 2 plus 3 / 4)

What is 15 and 1 / 5 minus (3 and 1 / 2 plus 3 / 4)

11 and a fifth

If 4 / 5 minus 2 / 3, is the solution equal to 2 / 15?

4/5-2/3=12/15-10/15=2/15

8 out of 15 + 2 out of 3-3 out of 4 equals

8 out of 15 + 2 out of 3-3 out of 4 equals
The results are as follows
==8/15+2/3-3/4
==18/15-3/4
==72/60-45/60
==27/60
==9/20

What is 5 + 2 and 1 / 9 + (- 7 / 4) + (- 2 and 1 / 9) + (- 1 / 4)?

The original formula = 5 + [1 / 2 / 9 + (- 1 / 2 / 9)] + [(- 7 / 4) + (- 1 / 4)]
=5+0+(-2)
=3

What is the median of 18.32.25.26.33.30.30.35.30.37.27.26.31.30.35.30.24.38?

30

①（23+27）×（77+73）×25．②19×27+190×5+19×23．③23×2×24+25×4×2+27×1×8+25×8×1．④1250×32×25．

①（23+27）×（77+73）×25=50×150×25=187500；②19×27+190×5+19×23=19×27+19×50+19×23=19×（27+23+50）=19×100=1900；③23×2×24+25×4×2+27×1×8+25×8×1=138×8+27×8+25×8+25×8=（138+27）×8+...

23 minus 8 / 9 times 3 / 4 divided by 1 / 27 is a simple operation

23 minus 8 / 9 times 3 / 4 divided by 1 / 27 is a simple operation
23-8/9×3/4÷1/27
=23-8/9×3/4×27
=23-（8/9×27）×3/4
=23-24×3/4
=23-18
=5

How to calculate (8 × 5.27) × 1.25

（8×5.27）×1.25
=8×1.25×5.27
=10×5.27
=52.7