Evaluate: 6.45 + (3.9 – 1.75)

Sum

6.45 ÷ (3.9 – 1.75) = 6.45 ÷ (3.90 - 1.75)

= 6.45 ÷ 2.15 = 645 ÷ 215 = 3

3
`215)overline(645)`
- 645
xx

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

Chapter 4 Decimal Fractions (Decimals)
Exercise 4 (F) | Q 7.5

Evaluate: 3.2 x 2.5 x 0.7

Evaluate: 0.0532 ÷ 0.005

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

0.56 ÷ 0.11

Express as recurring decimal: `17/90`

Convert into vulgar fraction: `0.bar8`

Convert into vulgar fraction: `23.bar7`

Convert into vulgar fraction: `0.4bar42`

Round off: 4.83,0.86,451 .943 and 9.08 to the nearest whole number.

18.5 m of cloth costs Rs. 666. Find the cost of 3.8 m cloth.

Evaluate: 0.72 ÷ 80 of 0.2