Matematika 2 1/2 + 2 1/4 - 1/4 ???​

2 1/2 + 2 1/4 - 1/4 ???​

Penjelasan dengan langkah-langkah:

2 1/2 + 2 1/4 - 1/4 =

= 4 3/4 - 1/4

= 19/4 - 1/4

= 18/4

= 9×2/2×2

= 9/2

= 4 1/2.

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