Mathematics for IGCSE & O level - Limits Of Accuracy (Section 2 - No. 6)
Given that p = 5.1 and q = 8.6, both correct to 1 decimal place, calculate the largest possible value of p-q?
-3.6
-3.55
-3.5
-3.45
Explanation
The largest value will be found by minusing the largest possible value from the smallest one. 5.05-8.65 = -3.6
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