Q.5. Write the following decimal numbers in the expanded form:

(i) 20.03

(ii) 2.03

(iii) 200.03

(iv) 2.034

Q.6. Write the place value of 2 in the following decimal numbers:

(i) 2.56

(ii) 21.37

(iii) 10.25

(iv) 9.42

(v) 63.352.

Q.7. Dinesh went from place A to place B and from there to place C. A is 7.5 km from B and B is 12.7 km from C. Ayub went from place A to place D and from there to place C. D is 9.3 km from A and C is 11.8 km from D. Who travelled more and by how much?

Q.8. Shyama bought 5 kg 300 g apples and 3 kg 250 g mangoes. Sarala bought 4 kg 800 g oranges and 4 kg 150 g bananas. Who bought more fruits?

Q.9. How much less is 28 km than 42.6 km?

Ans: Since 28 km < 42.6 km

We have to find the difference of 42.6 km and 28 km.

Difference = 42.6 – 28.0

= 14.6 km

Therefore, 14.6 km less is 28 km than 42.6 km.

NCERT Solutions For Class 7 Maths, Chapter 2, Fractions and Decimals (All Exercises)