What are the elements in this set? D={16,19,21} , E={16,18,19,20}
1 answer:
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Answer:
decrease of 80%
Step-by-step explanation:
See image.
Use variables for the fraction.
Numerator means the top number.
Denominator means the bottom number.
Change percents to decimals to calculate.
.8 is 80%.
80% will make the whole fraction smaller.
see image
