3.4A, 3.4B, 3.5A Math Review

Front

What is the goal of Erika's guitar practice this week?

Back

Erika's goal is to practice for 300 minutes this week.

Tags

CCSS.5.MD.B.2

Front

If Erika practiced for 117 minutes on Sunday and 58 minutes on Tuesday, how do you find out how many more minutes she needs to practice?

Back

Add the minutes she practiced: 117 + 58 = 175. Then subtract from her goal: 300 - 175 = 125 minutes.

Tags

CCSS.3.OA.D.8

Front

What is the best estimate of the total number of rocks Daniel and Sam have together?

Back

Daniel has 234 rocks and Sam has 348 rocks. The best estimate is 580 rocks.

Front

How do you estimate the total miles Ricky drove over three days?

Back

Add the miles driven each day: 346 + 151 + 238 = 735. The best estimate is about 500 miles.

Front

How much money did the student council spend on dictionaries if they raised $1,000 and spent $238 on fiction and $526 on non-fiction books?

Back

They spent $238 + $526 = $764 on books. So, they spent $1,000 - $764 = $236 on dictionaries.

Tags

CCSS.4.OA.A.3

Front

If a tree company started with 497 trees and sold 235 trees the first weekend and 148 trees the second weekend, how do you find out how many trees are left?

Back

Subtract the sold trees from the total: 497 - (235 + 148) = 114 trees remaining.

Tags

CCSS.3.OA.D.8

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another.

Tags

CCSS.2.NBT.B.7

Front

What is addition?

Back

Addition is the process of combining two or more numbers to get a total.

Tags

CCSS.5.NBT.B.7

Front

What does 'estimate' mean in math?

Back

To estimate means to find a number that is close to the exact amount, often by rounding.

Front

What is a 'goal' in the context of practice?

Back

A goal is a target or aim that someone wants to achieve.

Tags

CCSS.RI.2.3

CCSS.RI.3.3

CCSS.RI.3.5

CCSS.RI.4.3

CCSS.RI.4.5