Arithmetic
Problems related to basic calculations, fractions, decimals, etc.
Problems in this category
The problem is to simplify the expression $(-3 \cdot (-6))^{-3}$.
ExponentsOrder of OperationsSimplification
2025/4/24
The problem asks to evaluate the expression $(7 \cdot 8)^3$.
ExponentsOrder of OperationsMultiplication
2025/4/23
We are asked to evaluate the expression $(\frac{5}{9})^7$.
ExponentsFractionsPowers
2025/4/23
The problem is to simplify the expression $\frac{5^7}{5^8}$.
ExponentsSimplificationFractions
2025/4/23
The problem asks us to simplify the expression $\frac{5^7}{5^8}$.
ExponentsQuotient RuleSimplification
2025/4/23
In a 90-minute soccer match, 10% of the time is lost due to ball retention, 10% of the remaining tim...
PercentageWord ProblemTime Calculation
2025/4/23
A farm has chickens, rabbits, and guinea pigs. 25% of the animals are chickens, 30% are rabbits, and...
PercentageWord ProblemRatio
2025/4/23
In a school, there are 160 people working, of which 25% are women. How many women must be hired so t...
PercentageWord ProblemRatio
2025/4/23
In a farm, 40% of the birds are chickens. If 20% of the chickens are sold, by what percentage has th...
PercentageWord ProblemProportions
2025/4/23
We need to calculate the total cost for item 28, which involves purchasing goods in two batches with...
PercentageCost CalculationVATAdditionMultiplication
2025/4/23