How many ways can you make 100 yen?

お金にくわしくなろう。100円玉1枚と50円玉2枚、財布と買い物かごを色鉛筆で描いたイラスト

Compare learning activities · A guide for adults

How many ways can you make 100 yen?

The number of coins and their total value are different. Compare making an equal amount with choosing money to pay a given price. These activities use Japanese yen.

See levels, routes and learning goals

Choose by the skill being explored. HOP, STEP and JUMP describe Chicodori content levels, not overseas school grades. The branch descriptions explain what to look for in each activity.

HOP · MathNumbers & place value

Choose a branch to open the activities and teaching notes.

Money combinations illustrationMoney combinations
Make the Same Amount · activity previewMake equal amountsRepresent one value in different waysExplore the activities ＋Let’s Pay · activity previewBuild a paymentChoose coins and notes for a priceExplore the activities ＋

2 activities or resources to compare.

Count the money, or find its value?

Two piles can have different numbers of coins and still be worth the same amount. Keep Japanese yen values when comparing these activities; they are not dollar conversions.

Where to explore next

Number names, numerals and quantities ›What can we learn to read in a graph? ›
Find another activity guide

Make equal amounts

Represent one value in different ways

Make the Same Amount · activity previewJapanese activity →

Make the Same Amount

Use different combinations for one value

Change the combination of Japanese coins and notes while keeping the total amount the same.

What to look for
Does the learner distinguish the number of pieces from their value?
Where it can lead
Splitting and combining numbers.

Build a payment

Choose coins and notes for a price

Let’s Pay · activity previewJapanese activity →

Let’s Pay

Choose money for the price shown

Build a combination of Japanese coins and notes that matches the price.

What to look for
Can the learner find another way to represent the same payment?
Where it can lead
Using number composition in a payment situation.

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