Learning Coach — Multiplication as Repeated Addition
Objectives
Students will:
Relate repeated addition to multiplication.
Skills Needed
Students must be able to:
Connect repeated addition and multiplication.
Draw multiplication pictures.
Write math sentences.
Find sums and products.
Materials Needed
Students will need:
100 counters
crayons or colored pencils
pen or pencil
Keywords
multiplication
repeated addition
Problem Solving
How do you use what you have learned to problem solve?
Goal:
Goal:
Practice!
Goal: Create and solve math sentences
from a word problem.
Read this problem. Create a multiplication picture on a piece of
paper. Then write and solve the math sentences. Click below to
see how!
There are 4 handprints on the class picture. Each hand has 5
fingers. How many fingers are there in all?
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Draw a Picture
There are 4 handprints. Each hand has 5 fingers. How can
we draw a multiplication picture to show this? Use
circles to show the number of hands. Use dots to show
the number of fingers on each hand. Click Show Me to see
the multiplication picture!
Find the Important Numbers
The number of groups and the number in each group are
the important numbers. Find them in the multiplication
picture. Click Show Me to see the important numbers!
There are 4 groups and
5 in each group.
Write a Repeated Addition Sentence
___ + ___ + ___ + ___ =
___
We found the important numbers! Use them to write an
addition sentence. There are 4 addends for the 4 groups.
Find the repeated addend and write it on the addend
lines. Click Show Me to see the addition sentence!
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___ + ___ + ___ + ___
= ___
Write a Multiplication Sentence
5 + 5 + 5 + 5 = ___
___ × ___ = ___
5 + 5 + 5 + 5 is the repeated
addition sentence. Use this to write the multiplication
sentence. Click Show Me to see the multiplication
sentence!
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___ × ___ = ___
Find the Answer
5 + 5 + 5 + 5 = ___
4 × 5 = ___
Find the answer. Write it on the line for the sum of the
addition sentence. Write it on the line for the product
of the multiplication sentence too. Click Show Me to see
the answer!
5 + 5 + 5 + 5 = 20
4 × 5 = 20
Slide: 1/5
Try drawing and solving the next problem on your own!
Read and Solve
Which math sentence should we use?
There are 6 handprints on the class picture. Each hand
has 5 fingers. How many fingers are there in all?
5 + 5 + 5 + 5 + 5 + 5 = 30
6 × 5 = 30
5 × 5 = 25
6 + 5 = 11
There are 6 groups with 5 in each group. 6 × 5 = 30!
There are 6 groups with 5 in each group. 6 × 5 = 30!
There are 6 groups with 5 in each group. 6 × 5 = 30!
You got # out of # correct. Click the
Retry button for another attempt.