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So Nicole put together 1/10 of that puzzle more than Heather did.
1) Gathering the data
Heather on Saturday
2/5
Heather on Sunday
3/10
Nicole
4/5
2) Let's add those ratios up for Heather's work
[tex]\frac{2}{5}+\frac{3}{10}=\frac{6+1}{10}=\frac{7}{10}[/tex]Comparing to Nicole's work
[tex]\begin{gathered} \frac{4}{5}=0.8 \\ \frac{7}{10}=0.7 \\ \frac{4}{5}-\frac{7}{10}=\frac{1}{10} \end{gathered}[/tex]3) So Nicole put together 1/10 more than Heather did.