When a fraction is added, subtracted, and divided with itself, the sum, difference, and quotient of the result are added to 113. This fraction is______ ．

(113-1) △ 2, = 13 × 12, = 16; answer: the score is 16

Nine out of two minus x plus two out of three equals four?

9/2-x+2/3=4
x=9/2+2/3-4
x=1/2+2/3
x=7/6

Two thirds minus x equals four ninths?

Two thirds minus x is four ninths
X = 2 / 3-4 / 9
X = 6 / 9-4 / 9
X = 2 / 9
You can ask if you don't understand! Thank you!
I wish you progress in your study!

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