Addition Fluency to 5

lessonbunny.com

Answer Key & Explanations

Addition Fluency to 5 · Kindergarten · Worksheet 2

1. Isabella sees 1 birds in a tree. Then 4 more birds fly to the tree. How many birds are in the tree now? Answer: 5 Solution: There are 1 birds in the tree. 4 more birds join them: 1 + 4 = 5.
   Full step-by-step solution

   Step 1: There are 1 birds in the tree. Step 2: 4 more birds join them: 1 + 4 = 5. The answer is 5.

2. 2 + 3 = ? Answer: 5 Solution: To add 2 plus 3, start at 2 and count up 3 more: that gives us 5.
3. Noah has 3 toy cars in a box. He adds 1 more toy car. How many toy cars does Noah have now? Answer: 4 Solution: Noah starts with 3 toy cars. He adds 1 more toy car. To find the total, count all the cars: 3 + 1 = 4.
   Full step-by-step solution

   Step 1: Noah starts with 3 toy cars. Step 2: He adds 1 more toy car. Step 3: To find the total, count all the cars: 3 + 1 = 4. Noah has 4 toy cars now.

4. 1 + 3 = ? Answer: 4 Solution: To add 1 plus 3, start at 1 and count up 3 more: that gives us 4.
5. Look at the pattern: 🟩 🟩 🟩 🟩 | 🟩 🟩 🟩. How many green squares are there in total? Answer: 7 Solution: Count the first group of green squares: 🟩 🟩 🟩 🟩 = 4 squares Count the second group of green squares: 🟩 🟩 🟩 = 3 squares Add both groups together: 4 + 3 = 7 There are 7 green squares in total.
   Full step-by-step solution

   Step 1: Count the first group of green squares: 🟩 🟩 🟩 🟩 = 4 squares Step 2: Count the second group of green squares: 🟩 🟩 🟩 = 3 squares Step 3: Add both groups together: 4 + 3 = 7 There are 7 green squares in total.

6. Oliver has 0 toy cars. Oliver gets 3 more toy cars for a birthday. How many toy cars does Oliver have now? Answer: 3 Solution: Start with 0 toy cars. Add 3 more toy cars: 0 + 3 = 3.
   Full step-by-step solution

   Step 1: Start with 0 toy cars. Step 2: Add 3 more toy cars: 0 + 3 = 3. The answer is 3 toy cars.

7. Sophia has 0 toy cars. Sophia gets 2 more toy cars for a birthday. How many toy cars does Sophia have now? Answer: 2 Solution: Start with 0 toy cars. Add 2 more toy cars: 0 + 2 = 2.
   Full step-by-step solution

   Step 1: Start with 0 toy cars. Step 2: Add 2 more toy cars: 0 + 2 = 2. The answer is 2 toy cars.

8. Leo sees 0 red flowers and 0 yellow flowers in the garden. How many flowers does Leo see in all? Answer: 0 Solution: Count the red flowers: 0. Count the yellow flowers: 0. Add them together: 0 + 0 = 0.
   Full step-by-step solution

   Step 1: Count the red flowers: 0. Step 2: Count the yellow flowers: 0. Step 3: Add them together: 0 + 0 = 0. The answer is 0 flowers.

9. 1 + 2 = ? Answer: 3 Solution: To add 1 plus 2, start at 1 and count up 2 more: that gives us 3.
10. Emma has 2 red crayons and 0 blue crayons. How many crayons does she have in total? Answer: 2 Solution: Count the red crayons: 2 Count the blue crayons: 0 Add them together: 2 + 0 = 2 Emma has 2 crayons in total.
    Full step-by-step solution

    Step 1: Count the red crayons: 2 Step 2: Count the blue crayons: 0 Step 3: Add them together: 2 + 0 = 2 Emma has 2 crayons in total.