Answer :
Estimating Products
Example 1: 78.
Example 2: 437.
Example 1: 80 x 30.
Example 2: 40 x 700.
Step 1: Round 2 and 3 digit numbers to the nearest ten or hundred. Do not round one-digit numbers.
Step 2: Multiply the non-zero digits.
Step 3: Write the number of zeroes in the rounded numbers on the end of the answer.
Example 1: 78.
Example 2: 437.
Example 1: 80 x 30.
Example 2: 40 x 700.
Step 1: Round 2 and 3 digit numbers to the nearest ten or hundred. Do not round one-digit numbers.
Step 2: Multiply the non-zero digits.
Step 3: Write the number of zeroes in the rounded numbers on the end of the answer.
Answer:I think I'm correct.
Step-by-step explanation:
Estimating Products
Example 1: 78.
Example 2: 437.
Example 1: 80 x 30.
Example 2: 40 x 700.
Step 1: Round 2 and 3 digit numbers to the nearest ten or hundred. Do not round one-digit numbers.
Step 2: Multiply the non-zero digits.
Step 3: Write the number of zeroes in the rounded numbers on the end of the answer.