subtraction

Secret agent Matt Mattics is challenged to answer questions involving the doubling and halving of double-digit numbers in order to thwart Dr. Strangeglove's attempts to cut the world's mathematical communications cable.

Explores the importance of addition and subtraction in everyday life, joining students as they encounter the base ten number system, large multi-digit numbers, place values, estimation, and other problems and strategies.

"The popular Scooby-Doo and the Mystery Inc. gang teach kids all about subtraction"--.

"Learn how to add and subtract whole numbers, decimals, fractions, measurements, and about regrouping numbers, mental math, and estimation"--Provided by publisher.

Arithmetic factors into our lives on a daily basis, so it's hard to imagine a world without the six basic operations: addition, subtraction, multiplication, division, raising to powers, and finding roots. Readers will get a solid overview of arithmetic, while offering useful examples of how they are used in routine activities, such as social media applications. It reinforces Common Core math standards, including understanding basic math concepts and how they apply to students' daily lives and challenges. A history of arithmetic helps provide a contextual framework for the course of its development and the practical needs that drove its use.

This book explains the steps of reading a problem, making a plan, solving the problem and checking your answer.

Offers information about various high-speed trains accompanied by math activities.

"A graphic nonfiction volume that introduces critical basic subtraction concepts"--.

This title uses bank transactions to teach place value and the properties of math operations. Opening a bank account, for example, may use the commutative property, and the associative property comes into play when filling out a deposit slip.

An introduction to subtracting money for young readers that covers making change from both coins and dollars.