
21 problems graded by difficulty (★ easy, ★★ medium, ★★★ hard). Try first, without looking at the solutions!
2 Name the blocks ★★★
What number do these blocks show?
3 Tens and ones ★★★
Write the number.
- 3 tens and 6 ones
- 5 tens and 0 ones
- 8 tens and 2 ones
4 How many tens? ★★★
Tell how many tens and how many ones are in each number.
- 61
- 40
- 78
5 Greater, less, or equal ★★★
Write \(\gt\), \(\lt\), or \(=\) in each blank.
- 23 ___ 32
- 45 ___ 45
- 60 ___ 59
6 Count by tens ★★★
Fill in the missing numbers.
10, 20, ___, ___, 50, ___
7 Ten more ★★★
Write the number that is ten more.
- 34
- 52
- 70
8 Bundles of craft sticks ★★★
Mia has 42 craft sticks. She puts them in bundles of 10.
- How many bundles can she make? How many sticks are left over?
- Mia finds 8 more sticks. How many bundles does she have now, and how many loose sticks?
9 Move on the chart ★★★
The number 43 is shaded on this hundred chart.
- Which number is directly below 43?
- Which number is directly above 43?
10 Ten less ★★★
Write the number that is ten less.
- 85
- 100
- 120
11 Fill the missing digit ★★★
Find the missing digit.
- ___ tens and 9 ones is 59.
- 7 tens and ___ ones is 74.
- 38 is 3 tens and ___ ones.
12 Order the numbers ★★★
The soccer team wore the shirt numbers 58, 85, 49, and 94. Write them from least to greatest.
13 Read the number line ★★★
Look at the number line.
- What numbers do points A, B, and C show?
- Which point is closest to 110?
14 Boxes of crayons ★★★
Leo has 6 boxes with 10 crayons in each box. He also has 4 loose crayons. How many crayons does Leo have?
15 True or false ★★★
Tell if each sentence is true or false. Explain.
- \(58 \gt 85\)
- 7 tens and 3 ones is 37.
- Ten more than 99 is 109.
16 Mystery numbers ★★★
Find each mystery number.
- I have 6 tens. My ones digit is 3 more than my tens digit.
- I am greater than 60 and less than 70. My two digits add up to 7.
17 Which digits fit? ★★★
Write every digit that makes the sentence true: \(6\square \gt 64\). The box is the ones digit.
18 Count past one hundred ★★★
Start at 97 and count on by ones. Write the next nine numbers. Then tell the number right after 109 and the number right before 120.
19 Tens and ones past 99 ★★★
Write each number as tens and ones. Example: 62 is 6 tens and 2 ones.
- 105
- 114
- 120
20 Muffins for sale ★★★
A bakery has 64 muffins. It sells 10 muffins in the morning and 10 more at lunch. How many muffins are left? Then the baker makes 10 new muffins. How many does the bakery have now?
21 Find the mistake ★★★
Sam says, “39 is greater than 41 because 9 is greater than 1.” Look at the blocks.
Is Sam right? Explain what he should do.
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