Ответ:
1. -1/4+1/7-(-3 1/4+1) = 2 1/7
1) -3 1/4+1= 13/4+1 = -9/4
2) -1/4+1/7= -3/28
3) -3/28-(-9/4)= 15/7=2 1/7
3. -1/3; -2/3; -5; 0; 4/11; 1 1/8; 1; 6
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Answers & Comments
Ответ:
1. -1/4+1/7-(-3 1/4+1) = 2 1/7
1) -3 1/4+1= 13/4+1 = -9/4
2) -1/4+1/7= -3/28
3) -3/28-(-9/4)= 15/7=2 1/7
3. -1/3; -2/3; -5; 0; 4/11; 1 1/8; 1; 6