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4. Which of these answers are obviously incorrect? Use estimates to identify them. Show how you estimated the answers. a) 37 x 21 = 777 b) 6 091 = 33 = 1 845 c) (816 +214) = (10…

4. Which of these answers are obviously incorrect? Use estimates to identify them. Show how you estimated the answers. a) 37 x 21 = 777 b) 6 091 = 33 = 1 845 c) (816 +214) = (10…
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4. Which of these answers are obviously incorrect?

Use estimates to identify them. Show how you estimated the answers.
a) 37 x 21 = 777
b) 6 091 = 33 = 1 845
c) (816 +214) = (103 + 419) = 1,97
d) 11 X 603-3 x 240 = 519

asked
User Tomas Votruba
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7.6k points

1 Answer

4 votes

Answer:

b

Explanation:

it's obvious that 33 can't equal two other numbers.

answered
User Andria
by
8.1k points
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