Question

what I Found challenging in chapter Rational number​

Answer 1

Answer:

I think nothing because I am in 9th class I found nothing challenging in in chapter 1 rational number do your best you will absolutely be find in rational number and you will not find any difficulty if you practice it again and again all the best

Step-by-step explanation:

if if you like Mark me as brainliest

Answer 2

Answer:Adding to the difficulty of learning rational number arithmetic are its complex relations to whole number arithmetic. For fractions, when denominators are equal, numerators are added or subtracted as if they were whole numbers, but the common denominator is maintained unchanged (3/5 + 4/5 = 7/5).