1.21.2
1.21.2
Place values indicate that 1.21.2 is made up of 1 ones, 2 tenths:
However, if we want to convert 1.21.2 to fraction notation, it is somewhat more helpful to see it as being made up of 1 ones, 2 tenths:
We can write 1.2=1151.2 = 1\dfrac{1}{5}, meaning one and 2 tenths