13. Hasil dari -4 7/5 + 5 5/12 -(-1 3/10) adalah .. A. 2 1/4
B. 2 8/15
C. 1 7/14
D. 1 5/6
B. 2 8/15
C. 1 7/14
D. 1 5/6
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Verified answer
1. -4 7/5 + 5 5/12 - -1 3/10
= -27/5 + 65/12 + 13/10
= -324 + 325 + 78/60
= 1 + 78/60
= 79/60
= 1 19/60