An ORCS Blog

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21

Filed Under (General News) by Mr L on 21-11-2017 and tagged abubakar, Antonina, estimating, inverse, Jacob, maths, pawel, Sinju

Estimating Inverse operations Level 1 I think of a number. I multiply it by 2 and my answer is 24. What was my number? I think of a number. I add 16 and my answer is 36. What was my number? I think of a number. I subtract 25 and add 2. My answer is […]