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Solve the equation by finding the common multiple.

three fourths minus two fifths plus eight twentieths equals blank

seven twentieths
fifteen twentieths
twenty fifteenths
thirteen twentieths i need help asap

Respuesta :

Scabbers

Answer:

15/20(=3/4)

Step-by-step explanation:

3/4-2/5+8/20=...

15/20-8/20+8/20=15/20

ashish4112119

Answer:

15/20 or fifteen twentieths

Step-by-step explanation:

3/4 -2/5 + 8/20 = ?

make all the denominators 20 because 4 and 5 are factors of 20

15/20-8/20+8/20 =

15/20 - 0 =

15/20 or fifteen twentieths