Lesson 1 of 84 · Numbers 11–20
easy⭐ 30 XP🥊 Number ArenaNumbers 11–20: Practice 1
In this Kindergarten lesson on Numbers 11–20, you will practice solving problems like: "Count the objects: 🦆🦆🦆🦆🦆🦆🦆🦆🦆🦆🦆🦆🦆🦆🦆🦆🦆🦆🦆. How many ducks are there?". Work through each problem carefully, use the hints if you need help, and check your answers. This builds your understanding of numbers 11–20 step by step.
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🌍 Where you'd use this: Every time you check the score, count change, or figure out how long until something — that's this.
🤯 Fun fact: 🤯 The number 0 is younger than you think. People did math for thousands of years before they invented zero.
🏆 Try this week: Time yourself on 10 mental math problems before bed for 5 days. Track your speed.
👨👩👧 At dinner: “What's the fastest way you can think of to solve 27 + 18? No paper.”
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Checkout complete lesson on Numbers 11–20 for Kindergarten
Get the full Numbers 11–20 track as a printable PDF — all lessons, worksheets, and answer keys.