Please help asap...
The steps to solving the expression the quantity of the sum of four squared plus six divided by the absolute value of negative 0.25 − 12.6 ÷ 6 are listed below. Part A: Explain what the missing expression should be for Step 4. (2 points) Part B: Explain what the missing expression should be for Step 6. (2 points) Step 1 the quantity of the sum of four squared plus six divided by the absolute value of negative 0.25 − 12.6 ÷ 6 Step 2 the quantity of the sum of four squared plus six divided by 0.25 − 12.6 ÷ 6 Step 3 the quantity of the sum of 16 plus six divided by the 0.25 − 12.6 ÷ 6 Step 4 Step 5 88 − 12.6 ÷ 6 Step 6 Step 7 85.9

(you have to fill in step 4 and step 6)