These exercises and activities are for students to use independently of the teacher to practice number properties.

write a decimal in expanded form, and vice versa

shade in tenths

identify digits in the tenths column

convert improper fractions involving tenths to both a mixed number and a decimal

add and subtract a tenth from a number

identify a number on a number line marked in tenths

Number Sequence and Order, AA (Stage 6)

### Prior knowledge.

- Write a whole number in expanded form
- Explain the role of the decimal point as separator of the wholes and the parts of a whole
- Explain what tenths are, and write them as both a fraction and a decimal (1/10 = 0.1)
- Model an improper fraction and a mixed number with materials

### Background

It is important that students develop a good sense of understanding of decimal palce value.

### Comments on the Exercises

**Exercise 1**

Asks students to write a number in expanded form using fractions. For example, 34.5 = 30 + 4 + 5/10

**Exercise 2**

Asks students to write the expanded number as a one decimal place number.

**Exercise 3**

Asks students to colour in the decimal tenths on a diagram. For example, 0.7.

**Exercise 4**

Asks students to write mixed number fractions with a 10 as a denominator as a decimal. For example, 23/10 = 2.3.

**Exercise 5**

Asks students to underline the digit in the tenths place.

**Exercise 6**

Asks students to circle around the digit in the tens place.

**Exercise 7**

Asks students to add one tenth to decimal numbers.

**Exercise 8**

Asks students to subtract one tenth from decimal numbers.

**Exercise 9**

Asks students to identify the digit in the tens place and in the tenths place.

**Exercise 10**

Asks students to identify what number an arrow is pointing to on a decimal number line.