Question

Вычислите:(2,3)
6 2/3×(-1,8)+16,5÷(-2 3/4)
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1/3-8/15

(4/5-0,9-0,225)×8/13
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2/5÷8

Answer 1

=3/20×(-5/9)+2/33÷(-4/11)
3-8/15
=15/11+2/33×(-11/4)
-5/15
=15/11-6
-3/1=11-90/15
-3/1=-79/15
-3/1=-5×15/4
-3/1

Answer 2

чо

Answer 3

точно чо