(1) 3/13 *4/5-7/5-4/5*5*13
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3/13×4/5-7/5-4/5×5×13
(3×5/13×4)-(7×5/4×5)×(5×13)
(15/52)-(35/20)× (65)
lcm of 52 and 20 is 260
(15×5/52×5) - (35×13/20×13) ×65
75/260 - 455/260 ×65
-380/260×65
-95/65×65
= -95
the answer is -95
thank you
the answer is -
3/13×4/5-7/5-4/5×5×13
(3×5/13×4)-(7×5/4×5)×(5×13)
(15/52)-(35/20)× (65)
lcm of 52 and 20 is 260
(15×5/52×5) - (35×13/20×13) ×65
75/260 - 455/260 ×65
-380/260×65
-95/65×65
= -95
the answer is -95
thank you
the answer is -
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