Change the Subject of a Formula
six difficulty levels, timed, click to reveal
Difficulty
Make
x
the subject of each formula
1 · Two variables, no fractions
2 · Multiple variables, fractions & roots
3 · Negative coefficient
4 · Subject in the denominator
5 · Denominator, negative coefficient
6 · Subject appears twice
Mixed 1–6
🎛 Custom mix per level
Show topic on each question
Count per level
L1
L2
L3
L4
L5
L6
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