Answer:
7/4 + 9/-5 =
Since the denominator of the second fraction is negative the sign will change from negative to positive
We will get
7/4 - 9/5
First find the LCM
LCM of 4 and 5 is 20
7/4 - 9/5 = 5(7) - 4(9)/ 20
Simplify
We get
35 - 36/20
= -1/20
Hope this helps
Answer:
4
Step-by-step explanation:
<u>Metric: </u>
Distance: Centimeters (cm), Meters (m), Kilometers (km)
Weight: Milligrams (mg), Grams (g), Kilograms (kg)
Volume: Milliliters (mL), Liters (L)
<u>Customary: </u>
Distance: Inches (in), Feet (ft), Yards (yd), Miles (mi)
Weight: Ounces (oz), Pounds (lbs), Tons (T)
Volume: Cups (c), Pints (pt), Quarts (qt), Gallons (gal)
You can use prime factorization to figure this out.
<span>
4 x 14 = 56
4 + (14) = 18
Final answer: </span>4 and 14