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Fractions don't have a common denominator. Need to find one. Addition and subtraction 50:50 split.

Fractions don't have a common denominator. Need to find one. Addition and subtraction 50:50 split.

Fractions already have a common denominator. Addition and subtraction 50:50 split. Students shouldn't have to worry about reducing fractions by design.

Fractions already have a common denominator. Addition and subtraction 50:50 split, when subtracting, the answer is negative half the time. Students shouldn't have to worry about reducing fractions by design.

Things like "expand -(2x+3y+4)"

Basically expand an expression like "5y(-2z+3)" where the student types answer into a single gap.

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