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thatoneemochick:
i need help with math so whats 378 divide by 45 times 21 bc i keep getting the wrong answer
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mhanifa:
Is it 378 : (45*21)?
thatoneemochick:
yeah i think
mhanifa:
You may use the calculator for an easy answer.
mhanifa:
Otherwise the best way is to get prime factors of 378 and 45 with 21 and simplify.
mhanifa:
378 = 2 × 3^3 × 7 45 = 3^2 x 5 21 = 3 x 7
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thatoneemochick:
thank you!
mhanifa:
You are welcome!
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