A packet of ground beef weighs 2.36 pounds and costs $1.99 per pound. What is the price of beef to the nearest cent?

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Multiple Choice

A packet of ground beef weighs 2.36 pounds and costs $1.99 per pound. What is the price of beef to the nearest cent?

Explanation:
Multiplying decimals and rounding to the nearest cent. To find the total cost, multiply the weight by the price per pound: 2.36 pounds × $1.99 per pound. This equals 4.6964 dollars (you can do it as 2.36 × (2.00 − 0.01) = 4.72 − 0.0236 = 4.6964, or directly 1.99 × 2.36 = 3.98 + 0.7164 = 4.6964). When you round to the nearest cent, you keep two digits after the decimal. The thousandths place is 6, so you round the hundredths place up from 9 to 10, which carries to the tenths and dollars. This gives $4.70. The price to the nearest cent is $4.70.

Multiplying decimals and rounding to the nearest cent. To find the total cost, multiply the weight by the price per pound: 2.36 pounds × $1.99 per pound. This equals 4.6964 dollars (you can do it as 2.36 × (2.00 − 0.01) = 4.72 − 0.0236 = 4.6964, or directly 1.99 × 2.36 = 3.98 + 0.7164 = 4.6964). When you round to the nearest cent, you keep two digits after the decimal. The thousandths place is 6, so you round the hundredths place up from 9 to 10, which carries to the tenths and dollars. This gives $4.70. The price to the nearest cent is $4.70.

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