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.
4. 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 42.
42 has 4 tens while 24 has 2 tens, so 42 is greater.
Please select an answer first.
Correct answer: B
The correct answer is 57.
57 has 5 tens and 75 has 7 tens, so 57 is less.
Please select an answer first.
Correct answer: C
The correct answer is 36.
36 has 6 ones and 42 has 2 ones.
Please select an answer first.
Correct answer: D
The correct answer is 81.
81 has 8 tens, more than 18 and 28.
Please select an answer first.
Correct answer: A
The correct answer is 36.
36 has 3 tens, fewer than the tens in 63 and 46.
Please select an answer first.
Correct answer: B
The correct answer is 92 has more tens..
92 has 9 tens, while 29 has 2 tens.
Please select an answer first.
Correct answer: C
The correct answer is 49.
Adding one to the ones place changes 48 to 49.
Please select an answer first.
Correct answer: D
The correct answer is 45.
Adding one ten changes 3 tens to 4 tens, so 35 becomes 45.
Please select an answer first.
Correct answer: A
The correct answer is 69.
One less than 70 is 69.
Please select an answer first.
Correct answer: B
The correct answer is 74.
Taking away one ten changes 8 tens to 7 tens, so 84 becomes 74.
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.
