Ex 1.3, 3 - Chapter 1 Class 7 Integers

Transcript

Ex 1.3, 3 Fill in the blanks: (a) 369 _____ = 369 369 _____ = 369 369/ = 369 369/369 = = 369/369 = 1 369 1 = 369 Ex 1.3, 3 Fill in the blanks: (b) ( 75) _____ = 1 ( 75) _____ = 1 ( 75)/ = 1 ( 75)/( 1) = 75 = = 75 ( 75) 75 = 1 Ex 1.3, 3 Fill in the blanks: (c) ( 206) _____ = 1 ( 206) _____ = 1 ( 206)/ = 1 ( 206)/( 1) = 206 = = 206 ( 206) ( 206) = 1 Ex 1.3, 3 Fill in the blanks: (d) 87 _____ = 87 87 _____ = 87 (( 87))/ = 87 (( 87))/87 = 1 = = 1 87 ( 1) = 87 Ex 1.3, 3 Fill in the blanks: (e) _____ 1 = 87 ____ 1 = 87 /1 = 87 = 87 ( 87) 1 = 87 Ex 1.3, 3 Fill in the blanks: (f) _____ ÷ 48 = –1 ____ ÷ 48 = –1 ⎕/48 = –1 ⎕ = −1 × 48 ⎕ = −48 ∴ −48 ÷ 48 = −1 48 48 = 1 Ex 1.3, 3 Fill in the blanks: (g) 20 _____ = 2 20 _____ = 2 20/ = 2 20/(( 2)) = ( 20)/2 = 10 = 20 ( 10) = 2 Ex 1.3, 3 Fill in the blanks: (h) _____ (4) = 3 ____ 4 = 3 /4 = 3 = 3 4 = 12 12 4 = 3