Activity

Build Tens and Ones

Represent two-digit numbers with bundled tens and single objects.

Age
Age 7
Subject
Mathematics
Topic
Place Value
Difficulty
Medium

Instructions

Choose a two-digit number card. Make groups of ten objects and leave the remaining ones separate. Count the tens and ones and write the expanded form. Rebuild the number in a different order to show its value stays the same. Repeat with four numbers, including one with zero ones.

Activity details

Duration
25 minutes
Setting
Tabletop
Learning objective
Partition two-digit numbers into tens and ones and explain each digit value.
Materials
Up to 99 craft sticks, blocks, or paper marks, rubber bands if using sticks, paper, and pencil.

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