Create sums with same factor

Divide whole numbers

Strategise to solve subtraction problems (fractions, unlike denominators)

Strategise to solve subtraction problems (fractions, related denominators)

Strategise to solve subtraction problems (three terms, three operations)

Riddle: Find the secret number (factors)

Riddle: Count events (band)

Riddle: Find the lowest common multiple (beads)

Riddle: Model with algebra (addition, subtraction, multiplication)

Riddle: Solve logic puzzles (truths and lies)

Riddle: Model with algebra (sibling ages)

Riddle: Solve with percentages (fruit drying)

Riddle: Identify relatively prime numbers (coprime)

Riddle: Balance two products (crab and coin)

Riddle: Find the secret number (addition, multiplication)

Riddle: Find the largest product (digits)

Riddle: Find the secret number (divisibility)

Riddle: Model with algebra (ages)

Riddle: Find unknowns with algebra (arithmetic)

Riddle: Find the whole from remainders (division)

Riddle: Calculate weights (jam jars)

Riddle: Plan a trip (fuel)