2007-10-08 09:19:51 · 11 answers · asked by shawna 2 in Science & Mathematics ➔ Mathematics
Change the mixed number to an improper fraction. Then multiply the two fractions together, and reduce the answer to a mixed number if necessary.
2/7 * 3 4/5
2/7 * 19/5
(2*19) / (7*5)
38/35
1 3/35
2007-10-08 09:23:26 · answer #1 · answered by Anonymous · 1⤊ 0⤋
Change 3 4/5 to an improper fraction = 5 x 3 + 4 = 19/5
2/7 x 19/5
Multiply the numerators of the fractions to get the new numerator. 2 x 19 = 38
Multiply the denominators of the fractions to get the new denominator. 7 x 5 = 35
ANSWER: 38/35 or 1 3/35
2007-10-08 16:31:42 · answer #2 · answered by gibsonb2005 1 · 0⤊ 0⤋
2/7 x 3 4/5=
2/7 x 19/5= 38/35
2007-10-08 16:26:20 · answer #3 · answered by Mahat 2 · 0⤊ 0⤋
2/7 x 3 4/5
= 2/7 x 19/5
= 38/35, or 1 3/35.
2007-10-08 16:22:57 · answer #4 · answered by RustyL71 4 · 0⤊ 0⤋
I would change 3 4/5 to an improper fraction, 19/5. Then I'd just multiply it and get 38/35, or 1 3/35. I think that's right.
2007-10-08 16:24:42 · answer #5 · answered by Priscilla C 2 · 0⤊ 0⤋
2/7 x 3 4/5 (Convert to Improper - TOP Heavy - Fractions)
2/7 x 19/5 (Cancel down if possible . in this case it is impossible to cancel down. S o multiply the top (numerators together and multiply the bottom (denominators) together.
38/35 (Convert back to mixed number0.
1 3/35
2007-10-08 16:25:55 · answer #6 · answered by lenpol7 7 · 0⤊ 0⤋
3 4/5 = 19/5
Multilying that by 2/7 we get
38 / 35
2007-10-08 16:24:55 · answer #7 · answered by Swamy 7 · 0⤊ 0⤋
1 and 3 over 35
2007-10-08 16:25:09 · answer #8 · answered by scooby7 1 · 0⤊ 0⤋
38/35 = 1 3/35
2007-10-08 16:23:37 · answer #9 · answered by 4GET IT!!!! 2 · 0⤊ 0⤋
2/7 x 3 4/5=2/7x19/5=38/35
2007-10-08 16:24:45 · answer #10 · answered by Anonymous · 0⤊ 0⤋