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Subtraction Within 10

Grade 1 · Mathematics · Worksheet 2

  1. Emma had 9 crayons in her box. She used 4 crayons to color a picture. How many crayons are left in her box? Answer: ______________
  2. There are 7 circles arranged in a row. If 2 circles are colored blue and the rest are red, how many red circles are there? Answer: ______________
  3. Nikau has 6 balloons. 3 balloons float away. How many balloons does Nikau have now? Answer: ______________
  4. Tom is playing with 4 toy cars. 1 cars roll under the couch. How many toy cars does Tom still have? Answer: ______________
  5. 7 - 0 = ? Answer: ______________
  6. 8 - 0 = ? Answer: ______________
  7. 1 - 0 = ? Answer: ______________
  8. Aroha has 4 stickers. Aroha gives 2 stickers to a friend. How many stickers does Aroha have left? Answer: ______________
  9. Anna has 5 cookies. Anna eats 3 cookies. How many cookies are left? Answer: ______________
  10. 4 - 0 = ? Answer: ______________
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Answer Key & Explanations

Subtraction Within 10 · Grade 1 · Worksheet 2

  1. Emma had 9 crayons in her box. She used 4 crayons to color a picture. How many crayons are left in her box? Answer: 5 Solution: Emma started with 9 crayons. She used 4 crayons, which means she took them away from the box. To find how many are left, subtract the crayons used from the total: 9 - 4 9 - 4 = 5 Emma has 5 crayons left in her box.
    Full step-by-step solution

    Step 1: Emma started with 9 crayons. Step 2: She used 4 crayons, which means she took them away from the box. Step 3: To find how many are left, subtract the crayons used from the total: 9 - 4 Step 4: 9 - 4 = 5 Emma has 5 crayons left in her box.

  2. There are 7 circles arranged in a row. If 2 circles are colored blue and the rest are red, how many red circles are there? Answer: 5 Solution: Start with 7 total circles Subtract the 2 blue circles: 7 - 2 7 - 2 = 5 There are 5 red circles.
    Full step-by-step solution

    Step 1: Start with 7 total circles Step 2: Subtract the 2 blue circles: 7 - 2 Step 3: 7 - 2 = 5 There are 5 red circles.

  3. Nikau has 6 balloons. 3 balloons float away. How many balloons does Nikau have now? Answer: 3 Solution: Nikau has 6 balloons to start. Subtract the 3 balloons that floated away: 6 - 3 = 3.
    Full step-by-step solution

    Step 1: Nikau has 6 balloons to start. Step 2: Subtract the 3 balloons that floated away: 6 - 3 = 3. The answer is 3 balloons.

  4. Tom is playing with 4 toy cars. 1 cars roll under the couch. How many toy cars does Tom still have? Answer: 3 Solution: Count the 4 toy cars Tom started with. Take away the 1 cars that rolled away: 4 - 1 = 3.
    Full step-by-step solution

    Step 1: Count the 4 toy cars Tom started with. Step 2: Take away the 1 cars that rolled away: 4 - 1 = 3. The answer is 3 toy cars.

  5. 7 - 0 = ? Answer: 7 Solution: 7 - 0 = 7. Since 7 + 0 = 7.
  6. 8 - 0 = ? Answer: 8 Solution: 8 - 0 = 8. Since 8 + 0 = 8.
  7. 1 - 0 = ? Answer: 1 Solution: 1 - 0 = 1. Since 1 + 0 = 1.
  8. Aroha has 4 stickers. Aroha gives 2 stickers to a friend. How many stickers does Aroha have left? Answer: 2 Solution: Start with 4 stickers. Subtract the 2 stickers given away: 4 - 2 = 2.
    Full step-by-step solution

    Step 1: Start with 4 stickers. Step 2: Subtract the 2 stickers given away: 4 - 2 = 2. The answer is 2 stickers.

  9. Anna has 5 cookies. Anna eats 3 cookies. How many cookies are left? Answer: 2 Solution: Anna begins with 5 cookies. Remove the 3 cookies that were eaten: 5 - 3 = 2.
    Full step-by-step solution

    Step 1: Anna begins with 5 cookies. Step 2: Remove the 3 cookies that were eaten: 5 - 3 = 2. The answer is 2 cookies.

  10. 4 - 0 = ? Answer: 4 Solution: 4 - 0 = 4. Since 4 + 0 = 4.