brittnum9044
20.02.2021 •
Mathematics
A decreased by 20% and then increased by 20% express using algebra
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Ответ:
96%
Step-by-step explanation:
assume the whole number is x
the first thing is decreasing by 20 %
x - 20%x = 80% x
then now the 80%x is the whole number
now It's the turn of increasing
80%x + 20% * (80% x) = 80%x + 16%x = 96% x
I hope this is hlepful to you
Feel free to ask me in the comments
Ответ: