Solve the equation using mental math
a + 1/3 = 6/7
a) 1 3/21
b) 5/10
...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 11.10.2019 04:40, jesswolf91
Solve the equation using mental math
a + 1/3 = 6/7
a) 1 3/21
b) 5/10
c) 7/10
d) 11/21
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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