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What Each Text Adds is a free printable Grade 3 English worksheet on comparing two short texts on one topic to find what the second adds, aligned to Common Core standard RI.3.9. It prints 8 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two students in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

Set 3 of 25 · the same problems every time you open this link.

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Set 1 has all 25 in a single PDF. All 25 sets ask different questions.

What Each Text Adds

RI.3.9

NameDate

Circle the right answer.

1.Text 1: A lock has a gate at each end. Text 2: A lock needs no pump because water flows by gravity. What does Text 2 add?
  • A.Why no pump is needed
  • B.That a lock has gates
  • C.How long a canal is
2.Text 1: A salmon swims back up its home river. Text 2: A salmon finds its home river by smell. What does Text 2 add?
  • A.What color the salmon is
  • B.How the salmon finds the river
  • C.That the salmon returns
3.Text 1: A windmill grinds grain into flour. Text 2: Its sails are set at an angle so the wind pushes them round. What does Text 2 add?
  • A.Who owns the mill
  • B.Why the sails turn
  • C.What the mill makes
4.Text 1: Lighthouses warn ships about rocks. Text 2: Each lighthouse flashes its own pattern so sailors know which one they see. What does Text 2 add?
  • A.How sailors tell lighthouses apart
  • B.How tall lighthouses are
  • C.That lighthouses warn ships
5.Text 1: Beavers build dams of sticks and mud. Text 2: A beaver dam makes a pond where beavers are safe from wolves. What does Text 2 add?
  • A.Why beavers build dams
  • B.How big a beaver is
  • C.What dams are made of
6.Text 1: Swallows fly to Africa every fall. Text 2: Swallows leave because the flying insects they eat disappear. What does Text 2 add?
  • A.That swallows are birds
  • B.The reason swallows leave
  • C.Where swallows go
7.Text 1: Braille is a code of raised dots. Text 2: Louis Braille finished his code at fifteen. What does Text 2 add?
  • A.How the dots are printed
  • B.That the code uses dots
  • C.When the code was finished
8.Text 1: Cheese is made from milk. Text 2: Bacteria and rennet split milk into curds and whey. What does Text 2 add?
  • A.How milk is turned into cheese
  • B.Which cheese tastes best
  • C.That cheese comes from milk

LessonPrint · RI.3.9 · Set 3 · free to copy for classroom use

Answer key — What Each Text Adds

Set 3. Prints on its own sheet.

  1. 1.Why no pump is needed
  2. 2.How the salmon finds the river
  3. 3.Why the sails turn
  4. 4.How sailors tell lighthouses apart
  5. 5.Why beavers build dams
  6. 6.The reason swallows leave
  7. 7.When the code was finished
  8. 8.How milk is turned into cheese

Last reviewed 2026-09-05. Aligned to RI.3.9 of the Common Core State Standards for English Language Arts.