1st Grade Math Flashcards: The Tens Digit

What this deck covers

This deck focuses on The Tens Digit, giving you a quick way to review the definitions, rules, and examples that matter most for 1st Grade Math.

How to use these flashcards

Work through these flashcards in short sessions. Try to answer each prompt before flipping the card, then revisit any cards you miss until the explanation feels automatic.

Flashcard 1: Which digit in $70$ tells the number of ones?

Answer: The $0$. The right digit shows ones place value.

Flashcard 2: Identify the number that means $9$ tens and $0$ ones.

Answer: $90$. Write tens in left position, ones in right.

Flashcard 3: Which number has $9$ tens and $0$ ones?

Answer: $90$. 9 tens means 9 groups of 10.

Flashcard 4: Identify the tens digit and ones digit in $70$.

Answer: Tens digit $7$; ones digit $0$. $70 = 7 imes 10 + 0 imes 1$.

Flashcard 5: What is the tens digit in $40$?

Answer: $4$. The left digit represents tens place.

Flashcard 6: Which digit in a two-digit number tells the number of ones?

Answer: The ones digit (the right digit). In place value, the right digit shows single units.

Flashcard 7: What is the ones digit in $40$?

Answer: $0$. The right digit represents ones place.

Flashcard 8: What does the number $90$ mean in tens and ones?

Answer: $9$ tens and $0$ ones. Nine groups of ten equal ninety.

Flashcard 9: Choose the number that shows $5$ tens and $0$ ones: $50$ or $15$?

Answer: $50$. $50$ has $5$ in the tens place; $15$ has $1$ ten.

Flashcard 10: Find the number of ones in $80$.

Answer: $0$ ones. Numbers ending in 0 have zero ones.

Flashcard 11: What does the number $50$ mean in tens and ones?

Answer: $5$ tens and $0$ ones. Five groups of ten equal fifty.

Flashcard 12: Find the missing number: __ tens and $0$ ones equals $30$.

Answer: $3$. 30 divided by 10 equals 3.

Flashcard 13: What is the tens digit in $70$?

Answer: $7$. The tens digit shows how many groups of 10.

Flashcard 14: Find the number of tens in $10$.

Answer: $1$ ten. 10 contains exactly 1 group of ten.

Flashcard 15: What does the number $80$ represent in tens and ones?

Answer: $8$ tens and $0$ ones. Eight groups of 10 make 8 tens with zero ones.

Flashcard 16: What does the number $60$ mean in tens and ones?

Answer: $6$ tens and $0$ ones. Six groups of ten equal sixty.

Flashcard 17: What does the number $90$ represent in tens and ones?

Answer: $9$ tens and $0$ ones. Nine groups of 10 equal 9 tens and no ones.

Flashcard 18: What does the number $50$ represent in tens and ones?

Answer: $5$ tens and $0$ ones. Five groups of 10 equal 5 tens and no ones.

Flashcard 19: What does the number $70$ mean in tens and ones?

Answer: $7$ tens and $0$ ones. Seven groups of ten equal seventy.

Flashcard 20: Identify the place value of the digit $6$ in $60$.

Answer: $6$ tens. The 6 represents groups of 10 in this position.

Flashcard 21: Identify the number that equals $8$ tens and $0$ ones.

Answer: $80$. 8 tens equals 8 × 10.

Flashcard 22: What number has $8$ tens and $0$ ones?

Answer: $80$. 8 tens means 8 groups of 10, which equals 80.

Flashcard 23: Which digit in $70$ shows the number of ones?

Answer: The $0$. The right digit shows ones place value.

Flashcard 24: Find and correct the statement: "$20$ is $0$ tens and $2$ ones."

Answer: Correct: $20$ is $2$ tens and $0$ ones. The tens place shows $2$, not the ones place.

Flashcard 25: What does the number $80$ mean in tens and ones?

Answer: $8$ tens and $0$ ones. Eight groups of ten equal eighty.

Flashcard 26: What number has $2$ tens and $0$ ones?

Answer: $20$. $2 imes 10 + 0 = 20$.

Flashcard 27: What does the number $70$ represent in tens and ones?

Answer: $7$ tens and $0$ ones. Seven groups of 10 equal 7 tens and no ones.

Flashcard 28: What does the number $40$ mean in tens and ones?

Answer: $4$ tens and $0$ ones. Four groups of ten equal forty.

Flashcard 29: Choose the number that shows $3$ tens and $0$ ones: $30$ or $13$?

Answer: $30$. $30$ has $3$ in the tens place; $13$ has $1$ ten.

Flashcard 30: Identify the tens digit and ones digit in $40$.

Answer: Tens digit $4$; ones digit $0$. $40 = 4 imes 10 + 0 imes 1$.

Flashcard 31: What does the number $10$ mean in tens and ones?

Answer: $1$ ten and $0$ ones. Each ten equals 10 ones, with no extra ones.

Flashcard 32: Find the missing number: __ tens and $0$ ones equals $90$.

Answer: $9$. 90 divided by 10 equals 9.

Flashcard 33: What is the value of the tens digit in $40$?

Answer: $4$ tens. The tens digit 4 represents 4 groups of ten.

Flashcard 34: Which digit in a two-digit number tells the number of tens?

Answer: The tens digit (the left digit). In place value, the left digit shows groups of ten.

Flashcard 35: What number has $6$ tens and $0$ ones?

Answer: $60$. $6 imes 10 + 0 = 60$.

Flashcard 36: Which number has $4$ tens and $0$ ones?

Answer: $40$. 4 tens means 4 groups of 10.

Flashcard 37: Identify the number that means $5$ tens and $0$ ones.

Answer: $50$. Write tens in left position, ones in right.

Flashcard 38: What does the number $30$ represent in tens and ones?

Answer: $3$ tens and $0$ ones. Three groups of 10 equal 3 tens and no ones.

Flashcard 39: What does the number $30$ mean in tens and ones?

Answer: $3$ tens and $0$ ones. Three groups of ten equal thirty.

Flashcard 40: What does the number $20$ mean in tens and ones?

Answer: $2$ tens and $0$ ones. Two groups of ten make twenty.

Flashcard 41: Which digit in $70$ shows the number of tens?

Answer: The $7$. The left digit shows tens place value.

Flashcard 42: Choose the correct statement about $50$: Which is true?

Answer: $50$ is $5$ tens and $0$ ones. 50 equals 5 groups of 10 with no extra ones.

Flashcard 43: What does the number $20$ represent in tens and ones?

Answer: $2$ tens and $0$ ones. Two groups of 10 make 2 tens with no extra ones.

Flashcard 44: What does the number $40$ represent in tens and ones?

Answer: $4$ tens and $0$ ones. Four groups of 10 make 4 tens with zero ones.

Flashcard 45: What is the ones digit in $70$?

Answer: $0$. Numbers ending in 0 have no extra ones.

Flashcard 46: What number is shown by $6$ tens and $0$ ones?

Answer: $60$. 6 tens equals 6 × 10.

Flashcard 47: Find and correct the statement: "$80$ is $8$ tens and $8$ ones."

Answer: Correct: $80$ is $8$ tens and $0$ ones. The ones place must be $0$, not $8$.

Flashcard 48: Which digit in $70$ tells the number of tens?

Answer: The $7$. The left digit shows tens place value.

Flashcard 49: Find the number that matches this: tens digit $1$, ones digit $0$.

Answer: $10$. Place values: 1 in tens, 0 in ones.

Flashcard 50: What number has $9$ tens and $0$ ones?

Answer: $90$. $9 imes 10 + 0 = 90$.

Flashcard 51: What does the number $10$ represent in tens and ones?

Answer: $1$ ten and $0$ ones. Each group of 10 equals 1 ten in place value.

Flashcard 52: Which number is shown by $3$ tens and $0$ ones?

Answer: $30$. 3 tens equals 3 groups of 10, making 30.

Flashcard 53: What does the number $60$ represent in tens and ones?

Answer: $6$ tens and $0$ ones. Six groups of 10 make 6 tens with zero ones.

Flashcard 54: What is the value of the tens digit in $90$?

Answer: $9$ tens. The tens digit 9 represents 9 groups of ten.

Flashcard 55: Identify the number made by $5$ tens and $0$ ones.

Answer: $50$. 5 tens equals 5 groups of 10, making 50.