Question

Decrease 31.20 by 15%

Answer 1

Answer:

26.52

Step-by-step explanation:

15% of 31.20 = 4.68

Therefore

31. 20 - 4.68 = 26.52

Answer 2

Answer:

35.88

Step-by-step explanation:

Multiply the number by the factor[100-rate÷100]

= 31.20 [100-15÷100]

= 31.20 [115÷100]

= 31.20 [1.15]

= 35.88