Education Technology

Busy Hands

Subject Area
Math: Elementary Math: Math and Literature
Math: Elementary Math: Number Sense and Estimation
Math: Elementary Math: Number Operations
Math: Elementary Math: Basic Facts
Level
K-5
Activity Time
60 Minutes
TI Calculator
TI-15 Explorer™/TI-10
Other Materials
    This is Activity 8 from the EXPLORATIONS Book:
    Math at Your Fingertips with the TI-10

    The following materials are required for this activity:
  • Book: Count on Your Fingers African Style
  • Paper hand mat from activity 7
  • Markers or Crayons
  • Number name cards from activity 7
  • Grid paper
  • Connecting cubes or color tiles
  • Construction Paper
  • Fact Family Activity Sheet
Resource Types
Lessons

Busy Hands

Activity Overview

Students will make their own finger signs for the numbers from zero to ten. Students will relate each finger sign to its numeral and then explore number sentences using the calculator.

Before the Activity

  • See the attached PDF file for detailed instructions for this activity
  • Print pages 81 - 91 from the attached PDF file for your class
  • During the Activity

    Distribute the page to the class.

    Follow the activity procedures:
    Activity A:

  • Read Count on Your Fingers African Style


  • Activity B:
  • Put two numbers together to make a different number
  • Explore different ways of making the number five using the paper hand mat and the calculator


  • Activity C:
  • Display a number with the fingers of one hand
  • Guess the missing addend needed to make the number five
  • Use the paper hand mat to make other addition combinations and number sentences


  • Activity D:
  • Hold up 5 fingers, hide some fingers
  • Determine the fingers left
  • Use paper hand mats and the calculator to write subtraction number sentences


  • Activity E:
  • Use paper hand mats to make subtraction combinations
  • Write a missing subtrahend
  • Use the calculator to show the missing number sentences


  • Activity F:
  • Explore ways of making numbers greater than five using fingers, paper hand mats, and the calculator


  • Activity G:
  • Select number name cards to create an addition or subtraction number sentence with a missing number
  • Use the calculator to guess the missing number


  • Activity H:
  • Use connecting cubes to create a train (number sentence)
  • Use the calculator to find two addition facts and two subtraction facts for the train
  • Complete the Fact Family activity sheet
  • After the Activity

  • Review student results
  • As a class, discuss questions that appeared to be more challenging
  • Re-teach concepts as necessary
  • Subject Area
    Math: Elementary Math: Math and Literature
    Math: Elementary Math: Number Sense and Estimation
    Math: Elementary Math: Number Operations
    Math: Elementary Math: Basic Facts
    Level
    K-5
    Activity Time
    60 Minutes
    TI Calculator
    TI-15 Explorer™/TI-10
    Other Materials
      This is Activity 8 from the EXPLORATIONS Book:
      Math at Your Fingertips with the TI-10

      The following materials are required for this activity:
    • Book: Count on Your Fingers African Style
    • Paper hand mat from activity 7
    • Markers or Crayons
    • Number name cards from activity 7
    • Grid paper
    • Connecting cubes or color tiles
    • Construction Paper
    • Fact Family Activity Sheet
    Resource Types
    Lessons
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