What is the sum in its simplest form? 11/14 + 37/42 = ?

 11/14 + 37/42 

= 33/42 + 37/42
= 70/42
= 10/6
= 1 2/3

1. 0.3 •4 is the same as 4 groups of 0.32. 7•0.8 is the same as 7 groups of 0.83. it increases by 0.5 every time, so 0.5x4 it increases by 0.9 every time, so 0.9x5. 0.9•12=10.86. 0.47•5=2.35i can finish the next ones in a separate post