Question

Express each of the following rational number in standard form. 1) -12/30​

Answer 1

Answer: To express the following rational number in standard form you have to find its HCF

The hcf of 12 and 30 is 6

so -12/30= -12/6 / 30/6

= -2/5

Hence the standard form f -12/30 = -2/5

HOPE I HELPED