Question P2 Large numbers and operation order
Today’s problem — free all day, every step. Every day has one.
Calculate 248 + 156.
Answer
404
Large numbers and operation order
Group digits by place value, then do brackets and multiplication or division before addition or subtraction.
In this one. Place-value alignment makes regrouping reliable.
Two numbers to add with carrying, several numbers to put in order, or a sum mixing addition, multiplication and brackets, all point here.
Children forget to carry a ten into the next column, or compare digits from the left without first checking the numbers have the same number of digits.
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