Question Simplify the expression 5an Evaluate 100Yuan÷500YuRewrite the expression 500Yu100YuanReduce the fraction 500u100uanReduce the fraction 500100anSolution 5an Show Solution Find the excluded values Y=0,u=0 Evaluate 100Yuan÷500YuTo find the excluded values,set the denominators equal to 0 Yu=0Separate the equation into 2 possible cases Y=0u=0Solution Y=0,u=0 Show Solution