Week 3WednesdayComparing Word Problems
1Warm-up: Quick Compare

2-min Fluency Warm-up — Write >, <, or =

15 51

72 72

39 93

86 68

2Word Problems: Who Has More?

Read carefully. Think about what is happening. Who or what has more? Explain why.

Tom has 43 marbles. Sara has 34 marbles. Who has more? How many more?

My thinking:

The blue ribbon is 68 cm long. The red ribbon is 86 cm long. Which ribbon is longer? By how much?

My thinking:

3Three-Way Comparison

Compare all three numbers. Circle the greatest, put a box around the least, and put a star by the one in the middle.

54 | 45 | 55

Greatest: {b("4em")} | Middle: {b("4em")} | Least: {b("4em")}

73 | 37 | 73

Greatest: {b("4em")} | Middle: {b("4em")} | Least: {b("4em")}

4Find the Error

Someone says "29 is bigger than 31 because 9 is bigger than 1." Is that person right? Explain.

Right or Wrong? {b("4em")}

My explanation:

The correct comparison:

5Challenge: Create Your Own

Create Your Own

Write a word problem that compares two numbers. Include a trick that might confuse someone (like the 29 vs 31 example). Then solve it.

My solution: