Dinosaur math worksheets for 1st grade
10 free dinosaur math word problems for 1st grade. Adding and taking away within 20. Print the PDF, or make one with your kid's name in every question.

11 pages. 10 questions, a quick check and an answer key. No sign-up. Each page has a QR code that opens this site.
Make it about your kid
This sample is about Ivy. The highlighted words change for your kid. Take a short quiz and we put your kid's name, family, pets and favorite things in every question. The first 10 questions are free.
Start the quizThe 10 questions
Highlighted words are about Ivy. In your worksheet they are your kid's name, family, pets and favorite things.
Set A. Adding to
Start with some. Get more. Find how many in all.
- Ivy has 4 dinosaur eggs. Finn gives Ivy 15 more. How many dinosaur eggs does Ivy have now?
- Ivy has 9 dinosaur eggs. Grandma gives Ivy 11 more. How many dinosaur eggs does Ivy have now?
Set B. Putting together
Two groups go together. Find how many in all.
- Ivy found 6 fossils. Dad found 7 fossils. How many fossils did they find altogether?
- Ivy found 15 fossils. Dad found 3 fossils. How many fossils did they find altogether?
Set C. Taking from
Start with some. Some go away. Find how many are left.
- Ivy has 20 dinosaur eggs. Ivy gives 14 to Mom. How many dinosaur eggs does Ivy have left?
- Ivy has 11 dinosaur eggs. Ivy gives 7 to Finn. How many dinosaur eggs does Ivy have left?
Set D. Comparing
Look at two groups. Find how many more one has.
- Ivy drew 2 dinosaurs. Ava drew 1 dinosaur. How many more dinosaurs did Ivy draw than Ava?
- Ivy drew 6 dinosaurs. Grandma drew 1 dinosaur. How many more dinosaurs did Ivy draw than Grandma?
Set E. Finding the missing part
You know the whole and one part. Find the other part.
- Ivy wants to find 7 fossils. Ivy already found 3. How many more does Ivy need to find?
- Ivy wants to find 4 fossils. Ivy already found 2. How many more does Ivy need to find?
Make these words about your kid
Answer key
- 19
- 20
- 13
- 18
- 6
- 4
- 1
- 5
- 4
- 2
What kids practice
- Adding to. Start with some. Get more. Find how many in all.
- Putting together. Two groups go together. Find how many in all.
- Taking from. Start with some. Some go away. Find how many are left.
- Comparing. Look at two groups. Find how many more one has.
- Finding the missing part. You know the whole and one part. Find the other part.
- Numbers stay within 20. Each question has a picture: counters for small numbers, bar models for bigger ones.
How to use this worksheet
- Have your kid read the story, then say what it is asking.
- Use the picture first. Then fill in the equation.
- Check the answers with the key on the last page.
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