Fractions: Multiplication by a whole number
- Red fraction circles in green frames (ten circles: 1 is undivided and the others are divided into 2 -10 equal parts.
- Label with fractions written on them: 1, 1/2, 1/2, 1/3
- Pencil and paper
This is an individual presentation.
- Have the child bring over the two trays of fractions.
- Write a multiplication equation on the paper: 2/8 x 4 =
- Directress tells the child, “We will take 2/8 four times”.
- Take 2/10 one time, two times, three times and four times.
- Push them all together and have the child count the total number of 10ths. (8)
- Show the child how to write the answer.
- Do a few with the child and then have the child do some by himself.
Control Of Error
Points Of Interest
- To help the child gain a sensorial impression of fraction.
- To introduce the concept and notation of fractions.
- To introduce sensorial exploration of equivalency among fractions.
- To introduce simple operations.