Arithmetic

Problems related to basic calculations, fractions, decimals, etc.

Problems in this category

The problem is to evaluate the expression $\frac{1}{2} - \frac{1}{3} + \frac{1}{9}$.

FractionsArithmetic OperationsLeast Common Multiple (LCM)
2025/5/6

We are asked to evaluate the following expression: $-1\frac{4}{11} - \frac{1}{11} + 1\frac{9}{11} - ...

FractionsMixed NumbersArithmetic Operations
2025/5/6

The problem requires us to evaluate the expression $\frac{4}{9} - 1\frac{2}{9} - \frac{5}{9} + 2\fra...

FractionsMixed NumbersArithmetic Operations
2025/5/6

We are asked to evaluate the expression: $-1\frac{4}{9} + \frac{7}{9} - \frac{2}{9} + 2\frac{1}{9}$.

FractionsMixed NumbersArithmetic Operations
2025/5/6

We need to calculate the value of the expression $1\frac{1}{9} - \frac{2}{9} + \frac{4}{9} - 1\frac{...

FractionsMixed NumbersArithmetic Operations
2025/5/6

The problem asks us to evaluate the expression $ -\frac{4}{7} + 1\frac{3}{7} + 1\frac{2}{7} $.

FractionsMixed NumbersArithmetic Operations
2025/5/6

We are asked to evaluate the expression $\frac{5}{7} - 1\frac{2}{7} - 2\frac{4}{7}$.

FractionsMixed NumbersArithmetic Operations
2025/5/6

We are asked to calculate the value of the expression: $-1\frac{2}{7} + \frac{3}{7} - \frac{4}{7}$.

FractionsMixed NumbersArithmetic Operations
2025/5/6

A gardener uses an automatic sprinkler for 52 minutes. The sprinkler has a flow rate of 30 liters pe...

RateMultiplicationUnits Conversion
2025/5/6

The problem asks us to find the missing number in the proportion $\frac{5}{4} = \frac{?}{20}$. We ne...

ProportionsFractionsSolving Equations
2025/5/5