Ответ:
/ - черта дроби (—)
#99
1) 0,6 = 6/10 = 3/5
2) 0,18 = 18/100 = 9/50
3) 0,72 = 72/100 = 18/25
4) 0,34 = 34/100 = 17/50
5) 0,21 = 21/100 (несокращаемая)
6) 0,124 = 124/1000 = 31/250
#100
1) 5/18 + 7/18 = 12/18 = 2/3
2) 5/12 + 4/12 = 9/12 = 3/4
3) 2 15/46 + 4 13/56 = 6 28/56 = 6 1/2
4) 7 47/48 - 3 17/48 = 4 30/48 = 4 5/8
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Answers & Comments
Ответ:
/ - черта дроби (—)
#99
1) 0,6 = 6/10 = 3/5
2) 0,18 = 18/100 = 9/50
3) 0,72 = 72/100 = 18/25
4) 0,34 = 34/100 = 17/50
5) 0,21 = 21/100 (несокращаемая)
6) 0,124 = 124/1000 = 31/250
#100
1) 5/18 + 7/18 = 12/18 = 2/3
2) 5/12 + 4/12 = 9/12 = 3/4
3) 2 15/46 + 4 13/56 = 6 28/56 = 6 1/2
4) 7 47/48 - 3 17/48 = 4 30/48 = 4 5/8