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Write an expression that can be used to find 4 times 275 using mental math and properties of numbers.

Write an expression that can be used to find 4 times 275 using mental math and properties of numbers.
asked 48.4k views
2 votes
write an expression that can be used to find 4 times 275 using mental math and properties of numbers.

asked
User Vladimir Pligin
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8.7k points

2 Answers

1 vote
(200×4) + (70×4) + (5×4)
answered
User Bibiana
by
8.8k points
1 vote
Rough estimate: 4 times 300 = 1200

Properties of numbers: 4 times (300-25) = 4 times 300 - 4 times 25
= 1200 - 100
= 1100 (exact answer)
answered
User Amit Tiwari
by
8.3k points
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