The steps to solving the expression the quantity of the sum of seven squared plus three divided by the absolute value of negative 0.5 end quantity minus 18.6 ÷ 6 are listed below.

Part A: Explain what the missing expression should be in Step 4. (6 points)

Part B: Explain what the missing expression should be in Step 6. (6 points)


Step 1 the quantity of the sum of seven squared plus three divided by the absolute value of negative 0.5 end quantity minus 18.6 ÷ 6
Step 2 the quantity of the sum of seven squared plus three divided by 0.5 end quantity minus 18.6 ÷ 6
Step 3 the quantity of the sum of 49 plus three divided by the 0.5 end quantity minus 18.6 ÷ 6
Step 4
Step 5 104 − 18.6 ÷ 6
Step 6
Step 7 100.9