Evaluate: 3.2 X 2.5 X 0.7

Evaluate: 3.2 x 2.5 x 0.7

Sum

3.2 x 2.5 x 0.7

3.2
× 2.5
160
640
8.00
× 0.7
5600
0000
5.600

(Sum of decimal places = 1 + 1 + 1 = 3)

∴ 3.2 x 2.5 x 0.7 = 5.600 or 5.6

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Chapter 4: Decimal Fractions (Decimals) - Exercise 4 (C)

Chapter 4 Decimal Fractions (Decimals)
Exercise 4 (C) | Q 7.2

Divide the given number by 10, 100, 1000 and 10000
2.1

Evaluate: 0.5 x 0.06 x 0.007

Evaluate: (0.2)3 x 0.05

Evaluate: 0.01162 ÷ 0.14

Fifteen indentical articles weigh 31.50 kg. Find the weight of each article.

Find whether the given division forms a terminating decimal or a non-terminating decimal:

12.5 ÷ 4

Express as recurring decimal: `2/13`

Convert into vulgar fraction: `0.4bar42`

Write the number of significant figures (digits) in 7.0068.

Write 14.29462, 19.2, 46356.82 and 69, correct to five significant figures.