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### Overview

On some nights only certain numbers can get into the Number Line Party, what's a decimal to do? This interactive exercise combines activities here appear in two other Number-Line Party lessons and focuses on using what you know about number lines and rounding and then asks you to explain your reasoning and think about what numbers could be rounded to get a certain decimal.

## UP:MA19.5.5

### Vocabulary

• Round
• Place value
• Tenths
• Hundredths
• Thousandths
• Decimal
• Number line
• Midpoint

### Knowledge

Students know:
• how to use place value understanding to round multi-digit whole numbers to any place.

### Skills

Students are able to:
• Round decimals using place value understanding.

### Understanding

Students understand that:
• in the base ten system, the adjacent place value relationship extends to decimals and is used to round decimals.

### CR Resource Type

Interactive/Game

### Resource Provider

PBS
Accessibility