# 2.02 Operations with fractions

## Interactive practice questions

Calculate $3+4-\left(-\frac{4}{5}\right)$3+4(45).

Easy
Approx a minute

Evaluate $\frac{-2}{5}\times\frac{4}{5}+\frac{2}{25}$25×45+225, writing your answer in its simplest form.

Evaluate $\frac{-3}{5}\times\frac{4}{5}+\frac{-1}{25}$35×45+125, writing your answer in its simplest form.

Evaluate $\frac{2}{5}\times\frac{-4}{3}-\frac{3}{15}$25×43315, writing your answer in its simplest form.

### Outcomes

#### NY-7.NS.1

Apply and extend previous understandings of addition and subtraction to add and subtract rational numbers. Represent addition and subtraction on a horizontal or vertical number line.

#### NY-7.NS.1d

(d) Apply properties of operations as strategies to add and subtract rational numbers.

#### NY-7.NS.2

Apply and extend previous understandings of multiplication and division and of fractions to multiply and divide rational numbers.

#### NY-7.NS.2c

(c) Apply properties of operations as strategies to multiply and divide rational numbers.