question_answer

Tanya read the first 78 pages in a book having 130 pages. Which number sentence represents the number of pages she must read to finish the book?

A) \[130+78=\,\,\square \]

B)  \[\square \,-78=130\]

C)                        \[130\div 78=\,\square \]

D)         \[130-78=\,\square \]