Khalid has 33 cars and Fenna has 40 cars. Who has the most cars? Explain how you know.
Show this number using tens and ones.
45
What math tools and strategies would you use to explain the number 40 to another person? Explain your answer with pictures, numbers and words.
Explain the 99’s chart. What patterns can you show? Color the chart and use words to explain your thinking.
Complete the table for number 24
Create your own number puzzle with a two-digit number with a 4 tens and 7 ones
1. Put these numbers on the first number line 19, 15, 13, 7, 9
2. Put these numbers on the second number line 18, 3, 5, 20
3. Put these numbers on the third number line 5, 10, 15, 20