Grade 1 Math · Place Value: Tens and Ones
Build two-digit number understanding with five 10-question practice tests covering tens, ones, expanded form, comparison, and real-world examples.
These Grade 1 math practice tests help students understand two-digit numbers by identifying tens and ones, building numbers, writing expanded form, comparing values, and solving simple place value problems. Each mini test contains 10 multiple-choice questions with answers and explanations.
Complete one 10-question test at a time. Use base-ten blocks, drawings, or bundles of ten to model each number. Open the solution after answering, then explain how the tens and ones show the value of the number.
For more Grade 1 math practice, return to the Grade 1 Math category.
1. Test
A 10-question Grade 1 practice test on tens, ones, expanded form, and two-digit place value.
Choose one answer for each question. Open the solution after answering to see the correct answer and explanation.
Please select an answer first.
Correct answer: A
The correct answer is 1.
The 1 is in the tens place, so it shows 1 ten.
Please select an answer first.
Correct answer: B
The correct answer is 8.
The 8 is in the ones place, so it shows 8 ones.
Please select an answer first.
Correct answer: C
The correct answer is 23.
2 tens make 20 and 3 ones make 3, so the number is 23.
Please select an answer first.
Correct answer: D
The correct answer is 6.
The ones digit in 16 is 6.
Please select an answer first.
Correct answer: A
The correct answer is 1.
The tens digit in 19 is 1, so there is 1 ten.
Please select an answer first.
Correct answer: B
The correct answer is 24.
In 24, the digit 4 is in the ones place.
Please select an answer first.
Correct answer: C
The correct answer is 30.
3 tens equal 30, and 0 ones keeps the number at 30.
Please select an answer first.
Correct answer: D
The correct answer is 7 ones.
The 7 is in the ones place, so it represents 7 ones.
Please select an answer first.
Correct answer: A
The correct answer is 52.
5 tens are 50 and 2 ones are 2, making 52.
Please select an answer first.
Correct answer: B
The correct answer is 1 one.
The right-hand 1 is in the ones place.
Tens are groups of ten objects, and ones are single objects. In 42, the 4 represents 4 tens and the 2 represents 2 ones.
Each mini test contains 10 multiple-choice questions. The complete page includes five mini tests and 50 questions in total.
A digit has a different value depending on its place. In 24, the 2 means 2 tens, while the 4 means 4 ones.
