Missing Equations — number puzzle
Each equation is missing a number: on the left, on the right or after the equals sign. Pick it from four choices. Eight equations, 60 seconds.
Daily challenge: Logic Sequences- 8equations
- 60 soverall timer
- + −two operations
- 0accounts needed
How the demo goes
Eight equations, one minute.
- 1
Read the equation
Additions and subtractions with numbers up to 20. A box marks the missing number.
- 2
Pick the missing number
Four answers to choose from. Keys 1 to 4 to go faster.
- 3
Beat the clock
One 60-second timer for everything. Wrong answer? The right one shows briefly.
Score guide
How to read your score.
The number of equations solved out of eight before the timer runs out.
- 0–2 Try again Find your rhythm, it comes quickly.
- 3–4 Good math A nice balance of speed and accuracy.
- 5–7 Super fast The sums flow without a hitch.
- 8 Flawless Every equation solved.
- Difficulty that adapts to your level
- Combos, boosters and records
- Stats and records saved
- Streaks, badges and leaderboards