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а) 2 4/9 + 3 3/9 - 1 1/9 + 1 2/9
б) 8 6 /7 - 5 5/7 + 3 3/7 + 1 2/7
а) 2 4/9 + 3 3/9 - 1 1/9 + 1 2/9
б) 8 6 /7 - 5 5/7 + 3 3/7 + 1 2/7
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Answers & Comments
1)24/9=8,3
2)33/9=11,3
3)11/9=11,9
4)12/9=4,3
5)8,3+11,3=98,5
6)11,9+4,3=81,5
7)98,5-81,5=17