Bob is trying his hardest to solve the problems below but he keeps getting them wrong.
Please IDENTIFY whether the calculations below are correct or incorrect? If they are incorrect please EXPLAIN where he has made a mistake and correct the calculations.
Firstly, complete the calculation.
Secondly, identify where the error has been made?
Thirdly, explain what the error was (place value, incorrect column, exchanging, multiplying incorrect digits etc)
Fourthly, carry out the calculation and write the correct answer.
Multiply, lots of, place value, digit, column, subtraction, exchange, larger, smaller, value.