5 5/8 +8 3/4-6 1/5+3 вычислите

Question

5 5/8 +8 3/4-6 1/5+3 вычислите

Answer 1

=13(5+6)/8 - 6 1/5 + 3= 13 11/8 - 6 1/5 + 3= 14 3/8 - 6 1/5 + 3= 8 (15-8)/40 +3=8 7/40 + 3= 11 7/40