3 years ago

Work out an estimate for the value of 41.2 x 19.8 ——————- 0.49

Mathematics

1 answer:

frez [133]3 years ago

3 0

Answer:

820

Step-by-step explanation:

41.2 * 19.8 = 41 *20 = 820

41.2

In this tenth value is 2 which is less than 5. So ignore it and write the whole number alone. 41

19.8

In this tenth value is 8 awhich greater than 5. So add 1 to whole part and write.

19+1 = 20

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