Think Mentals 2 Answers -

Estimate the answer: Same as above

Visualize the numbers: Imagine a rectangle with sides 40 and 20, and add 3 and -3 to account for 43 and -7 to account for 17. think mentals 2 answers

Perform the calculation: 432 ÷ 24 = 432 × (1/24) = 432 × (5/120) = 18 Estimate the answer: Same as above Visualize the

Estimate the answer: 400 ÷ 20 = 20 (so the answer should be around 18-20) think mentals 2 answers

Verify your answer: Check that the answer is reasonable and accurate.

Perform the calculation:

Estimate the answer: Same as above