Mathematical Problem Solving Techniques

The video tutorial reviews a Grade 7 math test from Spring 2010, covering topics such as percentage calculations, charity donation problems, order of operations, discount calculations, proportions, temperature differences, and ordering fractions. Each section provides step-by-step solutions to problems, helping students understand key mathematical concepts and problem-solving techniques.

What percentage of free throws did Sandy make if she made 9 out of 12 attempts?

• 80%

• 70%

• 60%

• 75%

If Charlie's Restaurant donates 3% of its earnings, how much is donated from $500?

• $20

• $15

• $10

• $25

What is the result of the expression 2 * 8 - 4 / 4 using order of operations?

• 16

• 15

• 17

• 14

Which expression is equivalent to 5 - (-7)?

• 5 + 7

• 5 - 7

• 5 + (-7)

• 5 - 7

What is the sale price of a stereo originally priced at $180 with a 20% discount?

• $160

• $150

• $170

• $144

How many tablespoons of cleaning product are needed for 4 quarts of water if 2 tablespoons are needed for 5 quarts?

• 2.2

• 2.0

• 1.8

• 1.6

What is the difference between the record high of 104°F and the record low of -14°F?

• 118°F

• 120°F

• 122°F

• 124°F

Which list is ordered from least to greatest: 3/8, 5/6, 2/9, 7/11?

• 7/11, 5/6, 2/9, 3/8

• 2/9, 3/8, 7/11, 5/6

• 5/6, 7/11, 3/8, 2/9

• 3/8, 2/9, 5/6, 7/11

If Manuel can paint 5 pictures in 12.5 hours, how many can he paint in 8 hours?

• 3.5

• 4.0

• 4.5

• 3.2