Arithmetic Expressions Class 7 Very Short Question Answer

Arithmetic Expressions Class 7 Very Short Question Answer

Arithmetic Expressions Class 7 Very Short Question Answer

Question 1.

Find the value of 5 × (9 - 6).

Solution:

5 × (9 - 6) = 5 × 3 = 15.

Question 2.

Find the value of -6 + 2 × 3.

Solution:

Value of -6 + 2 × 3 = -6 + 6 = 0.

Question 3.

Which of the expressions (203 + 225) and (202 + 228) is greater ?

Solution:

203 is 1 more than 202 and 225 is 3 less than 228. So, expression (202 + 228) is greater.

Question 4.

Find the value of the expression (7 + 4) + 6.

Solution:

(7 + 4) + 6 = 7 + (4 + 6) = 7 + 10 = 17.

Question 5.

Find the number of terms in the expression :

12 - 15 + 4 + 9 × 5 + 4 + 2 + 6 - 3 × 5.

Solution:

The terms of this expression are 12, -15, 4, 9 × 5, 4 ÷ 2, 6 and (-3 × 5).

That is, total terms 7.