Answer:
A
Step-by-step explanation:
D, Because 7/15 + 9/15 is 16/15 + 4/15 =20/15 which equals 1 5/15 which turns into 1 1/3
A, 1/21 + 2/21 = 3/21 and that equals 1/7
C, 3/14+3/12 turns into 3/14+5/14= 10/14 - 8/14= 2/14=1/7
Answer:
<u><em>d</em></u>
Step-by-step explanation:
because if you. 5 x 2 x 4; 6 x 4 x 5=<u><em>equals your answer as the one up in the question </em></u>if you don't trust me use calculator.then you'll see which is 160.