12 + 37 + 47
12 + 37 + 47 = (10 + 30 + 40) + (2 + 7 + 7) = 80 + 16 = 96
It is important to visualize well the operation, being able to separate and put together the numbers that are easy to calculate together. This makes it easier to solve the addition in this problem.
MH
Related Maths 11 Plus answers
All answers ▸At the performances last month, a total of seven-hundred and forty-four thousand, eight hundred and one drinks were sold at the theatre's restaurant bar. The manager wants to know how many drinks were sold, rounded to the nearest thousand drinks.
Calculate, giving the answer as simply as possible, 7/12 + 1/12
I think of a number. I multiply it by 3 and then subtract 5. I get an answer of 16. What was the number I first thought of?
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