4 1/4 + 6 2/3 : 2 1/2 =​

Jawaban:

4 1/4 + 6 2/3 : 2 1/2

= 17/4 + 20/3 : 5/2

= 17/4 + 20/3 × 2/5

= 17/5 + 40/15

= (17×3)/ (5×3) + 40/15

= 51/15 + 40/15

= 91/15

= 6 1/15

PENYELESAIAN

4 1/4 + 6 2/3 : 2 1/2

= 17/4 + 20/3 x 2/5

= 17/4 + 40/15

= 17/4 + 8/3

= 51 + 32/12

= 83/12

= 6 11/12