Question

Use properties of rational numbers to simplify the expression.
21/4 + 32/7 +35/4

Answer 1

@mathmale @mathmath333 @amistre64 @Compassionate

Answer 2

to get rid of fractions, we multiply thru by the denominator

Answer 3

yep and its getting 18.5714285714

Answer 4

let: 21/4 + 32/7 +35/4 = n

21*4/4 + 32*4/7 +35*4/4 = 4n

21 + 32*4/7 +35 = 4n

21*7 + 32*4*7/7 +35*7 = 4*7n

21*7 + 32*4 +35*7 = 4*7n

then just divide off the 4*7 to solve for n

Answer 5

Wow Thanks You Guys!!

Answer 6

u r welcome @ MelodyMusic :)

Answer 7

im still confused :( @shereenkhan @amistre64

Answer 8

oh wait lol nevermind :)