👉 Learn how to add or subtract fractions with common denominators. When adding or subtracting two or more fractions with common denominators, we add or subtract only the numerator while we keep the ...

Three, two, one…blast off! Wow, blasting off used five eighths of your fuel. If you used five eighths of your fuel to take off, and another two eighths to get this far, how much fuel have you used? To ...