मराठी

First guess the answer and then calculate: 45 × 24 = ?

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प्रश्न

First guess the answer and then calculate:

45 × 24 = ?

संख्यात्मक
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उत्तर

Guess 45 × 24

Then will be near to 40 × 25 = 1000

By Calculation

  40 5
20 40 × 20 5 × 20
  800 100
4 40 × 4 5 × 4
  160 20

By adding the numbers in third and fifth rows you will get

800 + 100 + 160 + 20 = 1080

So, 45 × 24 = 1080.

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The Junk Seller
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 6: The Junk Seller - Exercises [पृष्ठ ६७]

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एनसीईआरटी Math - Magic [English] Class 4
पाठ 6 The Junk Seller
Exercises | Q b) | पृष्ठ ६७

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