RS Aggarwal Class 6 Math Fifth Chapter Fractions Exercise 5F Solution

EXERCISE 5F

Find the difference:

(1)

58-18

Solution: We have,

5-18=48=4÷48÷4=12

(2)

712-512

Solution: We have,

7-512=212=16

(3)

437-247

Solution:

(4×7)+37-(2×7)+47 =(28+3)-(14+4)7=31-187=137=167

(4)

56-49

Solution: LCM of 6 and 9 = (3 x 2 x 3) = 18

56-49
=5×36×3-4×29×2
=15-818=718

(5)

12-38

Solution: LCM of 2 and 8 = (2 x 1 x 4) = 8

1×42×4-38
=4-38=18

(6)

58-712

Solution: LCM of 8 and 12 = (4 x 2 x 3) = 24

5×38×3-7×212×2
=1524-1424
=15-1424
=124