Question

A 2
3
Which of the following is not true?
a) 2/3+5/4=5/4+2/3
b)2/3-5/4=5/4-2/4
c)2/3×5/4=5/4×2/3
d)2/3÷5/4=2/3×4/5
please give ans with formula​

Answer 1

Answer:

b. is not true

Step-by-step explanation:

because commutative property doesn't work for subtraction

Answer 2

Answer:

A,C and D are true

a) $\frac{2}{3} +\frac{5}{4} =\frac{5}{4} +\frac{2}{3}$

c) $\frac{2}{3} *\frac{5}{4} =\frac{5}{4} *\frac{2}{3}$

d) $\frac{\frac{2}{3} }{\frac{5}{4} } =\frac{2}{3} *\frac{4}{5}$

B is not true

b) $\frac{2}{3} -\frac{5}{4} =\frac{5}{4} -\frac{2}{4}$