Question P5 Large numbers and operation order
Today’s problem — free all day, every step. Every day has one.
Calculate 84,000 ÷ 700 without a calculator.
Answer
See all 5 steps
MathBrush is being tested with a few parent groups, and every solution on the site is open to them — one household, all children. If you were given a code, it goes in once and this device remembers it.
I have a code → See the free ones
65 worked examples are free without a code, two from every pattern. No account, either way.
Large numbers and operation order
Group digits by place value, then do brackets and multiplication or division before addition or subtraction.
In this one. Dividing by 700 means dividing by 7 and by 100. Cancelling zeros alone is safe only when place value is preserved.
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.
Worked examples of all 33 patterns and skills, in a booklet you can print.