Many get affraid of doing maths, but from the very beginning of doing maths, one should remember the rules as well as some laws. Just do the sum according to the laws, not need to follow same instruction and avoid to eat the math, just try to understad and remember laws.
Many get affraid of doing maths, but from the very beginning of doing maths, one should remember the rules as well as some laws. Just do the sum according to the laws, not need to follow same instruction and avoid to eat the math, just try to understad and remember laws.