Question

[tex]\color{red}( \frac{3}{4} + \frac{7}{10}) + \frac{2}{5} = [/tex]​

Answer 1

1 17/20

Penjelasan dengan langkah-langkah:

Answer 2

(3/4 + 7/10) + 2/5

= (15/20 + 14/20) + 2/5

= 29/20 + 2/5

= 1 9/20 + 2/5

= 1 9/20 + 8/20

= 1 17/20