Missing Addend Worksheets Grade 1

Mathematics

Find Missing Numbers

Each printable worksheet below is a full page of practice problems and comes with an answer key that explains how to solve every problem, step by step. Open a worksheet and use the Print / Save as PDF button to download it.

Worksheet 1

10 problems
  1. Olivia baked 6 cookies. Olivia baked some more cookies. Now there are 9 cookies in total. How many more cookies did Olivia bake?
  2. Emma has 7 stickers. She wants to have 12 stickers in her collection. How many more stickers does Emma need to find?
  3. Liam has 7 stickers. Liam needs 14 stickers in total. How many more stickers does Liam need to get?

…and 7 more problems

Open & Print Worksheet 1

Worksheet 2

9 problems
  1. Ethan baked 10 cookies. Ethan baked some more cookies. Now there are 13 cookies in total. How many more cookies did Ethan bake?
  2. Emma has 7 stickers. She wants to have 12 stickers in her collection. How many more stickers does Emma need to get?
  3. 15 - ? = 8

…and 6 more problems

Open & Print Worksheet 2

Worksheet 3

9 problems
  1. ? + 8 = 15
  2. Noah has 9 crayons in his box. He needs 16 crayons for his art project. How many more crayons does Noah need to find?
  3. A triangle has 3 sides. One side is 5 cm long, another side is 4 cm long, and the total distance around the triangle is 12 cm. How long is the third side?

…and 6 more problems

Open & Print Worksheet 3

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