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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 17 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: Cheese is made from milk. Text 2: Bacteria and rennet split milk into curds and whey. What does Text 2 add?
  • A.Which cheese tastes best
  • B.How milk is turned into cheese
  • C.That cheese comes from milk
2.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
3.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
4.Text 1: Bread rises because yeast gives off gas. Text 2: The gas is trapped by a stretchy web of gluten. What does Text 2 add?
  • A.Why the gas stays in the dough
  • B.How long to bake the bread
  • C.That yeast gives off gas
5.Text 1 says swallows lose a third of their weight. Text 2 says many swallows die on the way. What do both texts show?
  • A.The journey is short
  • B.The journey is very hard
  • C.Swallows never come back
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.Where swallows go
  • B.That swallows are birds
  • C.The reason swallows leave
7.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.That the salmon returns
  • B.What color the salmon is
  • C.How the salmon finds the river
8.Text 1: Morse code uses dots and dashes. Text 2: Morse code can be sent as sound, light or taps. What does Text 2 add?
  • A.Who invented it
  • B.The ways a message can be sent
  • C.That it uses dots and dashes

LessonPrint · RI.3.9 · Set 17 · free to copy for classroom use

Answer key — What Each Text Adds

Set 17. Prints on its own sheet.

  1. 1.How milk is turned into cheese
  2. 2.Why the sails turn
  3. 3.How sailors tell lighthouses apart
  4. 4.Why the gas stays in the dough
  5. 5.The journey is very hard
  6. 6.The reason swallows leave
  7. 7.How the salmon finds the river
  8. 8.The ways a message can be sent

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