Arithmetic

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

Problems in this category

The problem asks us to express 70 cm as a fraction of 1 m, and simplify the fraction to its lowest t...

FractionsUnit ConversionSimplificationGreatest Common Divisor (GCD)
2025/5/5

The problem asks us to complete three equivalent fractions: $\frac{1}{4} = \frac{3}{?} = \frac{?}{20...

FractionsEquivalent FractionsRatios
2025/5/5

The problem asks us to find all integers $n$ that satisfy the inequality $-13 < n < -8$.

InequalitiesInteger PropertiesNumber Line
2025/5/5

The problem asks to find the missing number in the equation $? - 8 = -10$.

EquationsSubtractionInteger Arithmetic
2025/5/5

The problem states that in the given pyramid, each brick's number is the sum of the numbers in the t...

AdditionProblem SolvingPyramid
2025/5/5

We need to find the values of A and B on the number line, given that adding 5 to A results in 4, and...

Basic ArithmeticLinear EquationsNumber Line
2025/5/5

The image contains several exponent problems. We are asked to solve these problems. We need to evalu...

ExponentsPowersBasic Arithmetic Operations
2025/5/5

The quiz covers exponents. We need to evaluate the expressions in problems 6 through 10. Also, we ne...

ExponentsOrder of OperationsWord Problems
2025/5/5

The problem asks to convert the number $6.9 \times 10^3$ from scientific notation to standard form.

Scientific NotationDecimal NumbersExponentsNumber Conversion
2025/5/5

We are asked to multiply two numbers written in scientific notation: $(5.84 \times 10^{-9})$ and $(2...

Scientific NotationExponentsMultiplication
2025/5/5