4)) What is the greatest common factor of 27 and 45 ?
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The greatest common factor (GCF) of 27 and 45 is 9. To find it, you can list the factors of both numbers and find the largest one they share. For 27, the factors are 1, 3, 9, and 27; for 45, they are 1, 3, 5, 9, 15, and 45. The largest factor they both have is 9! Did you know that the GCF can be a helpful tool in real-world situations, like simplifying fractions? If you're cooking and adjusting a recipe, finding the GCF of your ingredient measurements can help you scale down or combine them easily. It’s like having a toolbox at your disposal for making your cooking experience smoother!