12 ÷ 3 = 4 means: 12 split into 3 equal groups = 4 in each group
Division is the opposite of multiplication: If 4 × 3 = 12, then 12 ÷ 3 = 4
| Total | Number of Groups | In Each Group |
|---|---|---|
| 🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎 (10 apples) | 2 groups | each |
| ⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐ (12 stars) | 4 groups | each |
| 🔵🔵🔵🔵🔵🔵🔵🔵🔵🔵🔵🔵🔵🔵🔵 (15 dots) | 3 groups | each |
| × | × | ÷ | ÷ |
|---|---|---|---|
| 3 × 4 = | 4 × 3 = | 12 ÷ 3 = | 12 ÷ 4 = |
| 2 × 5 = | 5 × 2 = | 10 ÷ 2 = | 10 ÷ 5 = |
| 4 × 5 = | 5 × 4 = | 20 ÷ 4 = | 20 ÷ 5 = |
| Problem | Answer | Problem | Answer |
|---|---|---|---|
| 6 ÷ 2 = | 8 ÷ 4 = | ||
| 15 ÷ 3 = | 18 ÷ 2 = | ||
| 20 ÷ 5 = | 16 ÷ 4 = | ||
| 25 ÷ 5 = | 14 ÷ 2 = | ||
| 30 ÷ 10 = | 24 ÷ 3 = |
| Problem | Equation | Answer |
|---|---|---|
| There are 12 cookies shared equally among 4 friends. How many cookies does each friend get? | ||
| A farmer puts 18 eggs into cartons of 6. How many cartons does he fill? | ||
| 20 students are split into teams of 5. How many teams are there? |
There are 156 students going on a field trip. Each bus holds 28 students. How many buses are needed? Show your work and explain why you might need to round up.
Problem: There are 156 students going on a field trip. Each bus holds 28 students. How many buses are needed? Explain why you might need to round your answer up.
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My answer:
Why I chose this method: