Math practice · Week 4 · Thursday
I can skip-count to solve problems.
Look: How many cents in 8 nickels?
- A nickel is 5 cents. Count by 5s, one count for each nickel.
- 5, 10, 15, 20, 25, 30, 35, 40
- 8 nickels = 40 cents.
Solve. Write the count under each answer.
- How many fingers are on 6 hands? Count by 5s.Answer: 30 (5, 10, 15, 20, 25, 30)
- How many cents are in 7 dimes?Answer: 70 cents (10, 20, 30, 40, 50, 60, 70)
- A boat carries 100 people on each trip. It makes 4 trips. How many people ride?Answer: 400 (100, 200, 300, 400)
- Aisha puts 5 grapes on each of 9 plates. How many grapes?Answer: 45 (5, 10, 15, 20, 25, 30, 35, 40, 45)
- How many beans are in 2 hundred-bags and 6 bundles of ten?Answer: 260 (100, 200, 210, 220, 230, 240, 250, 260)
Challenge
- When is counting by 100s a good idea? Give an example.Answer: Answers vary. Look for: counting big groups of 100, such as boxes of 100 pencils.
Second Grade · Week 4 · Thursday · secondgrade.com