Place Value and Number Representation
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Place Value and Number Representation — Free MYP1 Mathematics Practice Questions

1QuestionComparing and Ordering DecimalsConcept Practice
2 marks~3 minCriterion A
Segment A measures 3.43.4 cm and Segment B measures 3.043.04 cm.
a
Identify which segment is longer. [1]
b
Describe how you know, using the tenths digit of each measurement. [1]
Question diagram

Solutions

2QuestionDecimal Place Value and PrecisionConcept Practice
2 marks~3 minCriterion D
A shopkeeper's till calculates that a customer owes 4.673 dollars in a cash transaction.
a
State why the shopkeeper rounds this amount to 4.67 dollars. [1]
b
Describe one way that rounding prices in cash transactions can be unfair to customers. [1]
Question diagram

Solutions

3QuestionComparing and Ordering DecimalsConcept Practice
2 marks~3 minCriterion B
Look at this number sequence:

0.1,0.3,0.5,0.7,…0.1, \quad 0.3, \quad 0.5, \quad 0.7, \quad \ldots
a
State the next two numbers in the sequence. [1]
b
Describe the rule you used to find them. [1]

Solutions

4QuestionDecimal Place Value and PrecisionConcept Practice
3 marks~5 minCriterion C
A student rounded 3.4563.456 to different numbers of decimal places and recorded the results below.

Decimal places123
Rounded value3.53.53.463.463.4563.456
a
Identify the incorrect rounded value. [1]
b
State the correct rounded value for that number of decimal places. [1]
c
Describe the rounding rule you used to find the correct value. [1]

Solutions

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