Summer Boost
Help Agent 00K9 dodge the evil El Gato in this fun-filled, spy-themed number line game! Kids must quickly add or subtract two-digit numbers to reveal the secret code and save the day. This interactive math game encourages students to use a number line to strengthen mental math skills.
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Guided Lessons are a sequence of interactive digital games, worksheets, and other activities
that guide learners through different concepts and skills.
They keep track of your progress and help you study smarter, step by step.
Guided Lessons are digital games and exercises that keep track of your progress and help you study smarter, step by step.
Subtraction fluency within 20 is the focus of this guided lesson for second graders. Kids will be tasked with mental subtraction, as well as with using manipulatives and drawings to add and subtract larger numbers. Word problems will help to round out the lesson, as kids follow the step-by-step method of solving subtraction word problems. For even more practice in this skill, check out our subtraction worksheets.
Subtraction fluency within 20 is the focus of this guided lesson for second graders.
This lesson includes printable activities:
Download All (5)
Story: The Shark Dentist
Game: Secret Agent Addition and Subtraction
Game: Ski Race: Subtraction Within 20
Game: Demolition: Subtract by 10 and 100
Game: Add and Subtract Within 1000
Game: Two-Step Subtraction
