Arithmetic

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

Problems in this category

Given an arithmetic sequence $\{a_n\}$, we are given that $a_1 = 2$ and $a_2 + a_3 = 13$. We are ask...

Arithmetic SequencesSeriesSummation
2025/4/10

The problem describes a situation where an electrical shop offers discounts on refrigerators. Brand ...

PercentageDiscountsPrice Calculation
2025/4/10

The problem describes a scenario where an electrical shop offers discounts on refrigerators for Hari...

PercentageDiscountWord Problem
2025/4/10

We need to evaluate the arithmetic expression $6 + 6 + 6 \times 6 \times 0$.

Order of OperationsArithmetic Expressions
2025/4/10

The problem is to evaluate the arithmetic expression $2 - 2 \times 3 + 3$. We need to follow the ord...

Order of OperationsArithmetic Expressions
2025/4/10

The problem is to evaluate the following expression: $\frac{4.2 \times 10^{-4} \times 5.6 \times 10^...

Scientific NotationExponentsDecimal OperationsOrder of Operations
2025/4/10

The problem is to evaluate the arithmetic expression $2 - 2 \times 3 + 3$.

Order of OperationsArithmetic Expressions
2025/4/10

The problem is to evaluate the expression $\frac{4.2 \times 10^{-4} \times 5.6}{1.04 \times 10^{7}}$...

Scientific NotationExponentsOrder of OperationsDecimal Arithmetic
2025/4/10

We are given four problems. Problem 1: A laptop originally costs $1500. The price increases by 10%. ...

PercentageWord ProblemsFinancial MathematicsExponential DecayExponential Growth
2025/4/9

A tank is initially filled with $\frac{5}{8}$ of its capacity with oil. Due to a leak, $\frac{1}{5}...

FractionsPercentageWord ProblemsRate of Change
2025/4/9