Question

4,6×одну целую 11/15×(-2,3)=?


(х+11,7)÷(-2,8)=7целых 1/7
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Answer 1

4,6+1=5,6
11/15+(-2.3)=47/30
23/10-11/15
23/10*3=69/30
11/15*2=22/30
69/30-22/30=47/30