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Margaret is reading a book. The number of pages she has left to read is 276−35d , where d represents the number of days she has been reading.
What does each part of the expression represent?
Drag the answer into the box to match each part of the expression.
35
276
35d
the number of pages she has read during 1 week
the total number of pages in the book
the number of pages read during 1 day
the number of pages she has read during d days
