Question

simplify -2/15× -10/9× 21-4×(-6)​

Answer 1

Step-by-step explanation:

Reduce 21/4 to lowest terms

21

4

is already in the simplest form. It can be written as 5.25 in decimal form (rounded to 6 decimal places).

Steps to simplifying fractions

Find the GCD (or HCF) of numerator and denominator

GCD of 21 and 4 is 1

Divide both the numerator and denominator by the GCD

21 ÷ 1

4 ÷ 1

Reduced fraction:

21

4

Therefore, 21/4 simplified to lowest terms is 21/4.

Answer 2

Answer:

6 upon 2 by 3

Step-by-step explanation:

(-2/15) x (-10/9) x 21-4 x (-6)

20/135 × 21 + 24

20/135 × 45

20/3

6 2/3