7th Math Review

Front

What is the total amount Anna saved in 2 1/2 years if she saved $20 each month?

Back

Anna saved a total of $600 in 2 1/2 years (30 months x $20).

Front

If Anna spent 75% of her savings on a computer, how much did she spend?

Back

Anna spent $450 on the computer (75% of $600).

Front

How much money did Anna have left after her purchase?

Back

Anna had $150 left in the jar ($600 - $450).

Front

How do you calculate the total descent of a climber from a height of 533 feet to 10 feet below sea level?

Back

To calculate the total descent, subtract the final height from the initial height: 533 - (-10) = 543 feet.

Front

If DeShawn ran 18 miles and ran 7 miles less than Christina, how do you find out how many miles Christina ran?

Back

Add 7 miles to DeShawn's distance: 18 + 7 = 25 miles.

Front

What is the result of the expression -12 ÷ -6?

Back

The result is 2, which is a positive number.

Front

How do you determine which store has a better price for cookies?

Back

Calculate the price per cookie for each store and compare them.

Front

What is the price per cookie at Walmart if they sell 20 cookies for $3.99?

Back

The price per cookie at Walmart is $0.1995 (3.99 / 20).

Front

What is the price per cookie at Target if they sell 36 cookies for $5.99?

Back

The price per cookie at Target is $0.1661 (5.99 / 36).

Front

Which store has the better deal for cookies based on price per cookie?

Back

Target has the better deal at $0.1661 per cookie compared to Walmart's $0.1995.