1st Grade Math Flashcards: Understanding Teens

Study Understanding Teens in 1st Grade Math with focused flashcards that help you recognize the idea, recall the key rule, and apply it in practice-style prompts.

QUESTION

What does the teen number $11$ mean in tens and ones?

Tap card or press Space to flip

ANSWER

$11$ is $1$ ten and $1$ one. Teen numbers always start with one group of ten.

1 / 57

1st Grade Math: Number and Operations in Base Ten

Add Within 10053 cards

Adding & Subtracting 1042 cards

Compare Two-Digit Numbers56 cards

Counting Up To 12040 cards

Subtract Multiples of 1058 cards

The Tens Digit55 cards

You are hereUnderstanding Teens57 cards

Understanding Tens53 cards

All flashcards

57 cards

What this deck covers

This deck focuses on Understanding Teens, 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.

Practice questions

1 of 41Practice questions for this set

Chen has 1 group of 10 marbles and 4 marbles. 14 is 10 + .

Choose an answer

Keep your progress across every deck

Free account · cards you mark are saved to it