Third Grade Algebra

MATHE QUIZ! 8x+4=2x+6 what is the most logical step 1?

• To subtract 2x to 8x

• To subtract 6 from 4

• to subtract 2x ON BOTH SIDES

• To add 4

Tehya and Kenneth are trying to figure out which number could be placed in the box to make this equation true. Tehya insists that 12 is the only number that will make this equation true. Kenneth insists that 3 is the only number that will make this equation true. Who is right?

• Tehya is correct:

  12 is the only number that makes the equation true

• Kenneth is correct:

  3 is the only number that makes the equation true

• Both Tehya & Kenneth are correct:

  12 and 3 are numbers that makes the equation true

Tags

CCSS.MATH.CONTENT.3.OA.A.4

3 x 1

Which number makes both equations true? 27 divide by 9 = ? 9 x ? = 27

• 27

• 1

• 0

• 3

The answer to a division equation is the ​ ​ (a)  

• quotient

• divisor

• dividend

• remainder

• product

• sum

• numerator

• denominator

Lin did 1/3 of her homework at school and 2/5 on her bus ride home. What fraction of her homework did Lin do before she got home? Write your answer as a fraction.

Mathematical Equivalence

ON

Which strategy can help you solve 3 x 8?

• (3x4) + (3x4)

• (3x3) + (8x8)

• (3x8) + (1x8)

• (1x8) + 8

Anything times ONE is the other factor is the definition of which property?

• Commutative Property of Multiplication

• Zero Property of Multiplication

• Identity Property of Multiplication

• Distributive Property of Multiplication

• Associative Property of Multiplication

If a rectangle has an area of 24 square units and a length of 6 units, what is its width?

• The width is 4 units

• The width is 8 units

• The width is 10 units

• The width is 3 units

If a rectangle has an area of 35 square units and a length of 7 units, what is its width?

• 5 units

• 25 units

• 3.5 units

• 10 units