Big Numbers: Billion & Trillion
Use the place value chart to compare: 1,000,000,000 vs 1,000,000,000,000.
Drag digits to make the number shown.
Target: 3,405,000,000
🐍 Our Python Snake Can Do It Too!
🐍 Utilities: gcd, lcm, prime test, evaluate
Common Multiples
Find the least common multiple (LCM) of two numbers.
Prime & Composite
Drag numbers to Prime or Composite.
Prime
Composite
Common Factors
Click all factors shared by the two numbers.
Order of Operations
Pick the first operation (BEDMAS rules).
Build an Expression
Drag digits/operators to reach the target value.
Target: 24
Integers & Opposites
Sort steps and match opposite integers that sum to zero.
Positive
Negative
Opposite Integers
Click pairs like +7 and −7 to make a zero pair.