1.4 = 1 4/10 = 1 + (2*2)/(2*5) = 1 2/5

The place value of the first digit to the right of the decimal point is "tenths", so the number is readily identified as 1 and 4 tenths. The common factors of 2 in numerator and denominator of 4/10 cancel, so the fraction can be reduced to 2/5.

The place value of the first digit to the right of the decimal point is "tenths", so the number is readily identified as 1 and 4 tenths. The common factors of 2 in numerator and denominator of 4/10 cancel, so the fraction can be reduced to 2/5.