Simple operation [8.62 - (3.78 + 2.62)] 0.6

Simple operation [8.62 - (3.78 + 2.62)] 0.6

[8.62-（3.78+2.62）]\0.6
=(8.62-3.78-2.62)\0.6
=(8.62-2.62-3.78)\0.6
=(6-3.78)\0.6
=2.22\0.6
=3.7

Simple calculation of 6 / 11 × 7 / 8-6 / 8 × 6 / 11
Simple calculation of (7 / 10 + 3 / 4) × 5
(21 + 2 / 5) × 5 / 7
2 / 5 × 15 × 1 / 10

1) 6/11×7/8-6/8×6/11=6/11(7/8-6/8)=6/11×1/8=3/44
2)（7/10+3/4)×5=7/10×5+3/4×5=7/2+15/4=14/4+15/4=29/4
3)（21+2/5)×5/7=21×5/7+2/5×5/7=15+2/7
4) 2/5×15×1/10=30/5x1/10=3/5

How to calculate 125 times 64 simply?

125 times 64
=125*8*8
=1000*8
=8000

24 / 0.125 (simple calculation)

24/(0.125)
=24×8
=192