fractions learning story

½ = 6/12 = 3/6 = 2/4 = 5/10 = 4/8

Pattern (2) 2/4 = 3/6 = 4/8 = 5/10 = 6/12

I know that 200 is half of 400. 200/400 is an equivalent fraction
to one half.

1. You can count up by one half you can split the denominator 
2. by half

½ + ⅕ = 7/10 3/6 + ½ = ⅚

2. You can’t use a number that isn't equivalent to the other