New Zealand
Level 7 - NCEA Level 2

# Addition and subtraction of rational expressions II

## Interactive practice questions

The fraction $\frac{8}{s}$8s is to be rewritten as an equivalent fraction with a denominator of $5s$5s.

Write the equivalent fraction.

Easy
Less than a minute

The fraction $\frac{5s+4}{s}$5s+4s is to be rewritten as an equivalent fraction with a denominator of $2s$2s.

Write the equivalent fraction, with the numerator in expanded form.

The fraction $\frac{k}{4x+3}$k4x+3 is to be rewritten as an equivalent fraction with a denominator of $9\left(4x+3\right)$9(4x+3).

Write the equivalent fraction, with the denominator in factorised form.

The fraction $\frac{y}{2}$y2 is to be rewritten as an equivalent fraction with a denominator of $2\left(y+5\right)$2(y+5).

Write the equivalent fraction, with the numerator in expanded form and the denominator in factorised form.

### Outcomes

#### M7-6

Manipulate rational, exponential, and logarithmic algebraic expressions

#### 91261

Apply algebraic methods in solving problems