math facts M2 L29

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What is standard form in mathematics?

Back

Standard form is a way of writing numbers using digits, where the number is expressed as a sum of its parts, typically in the form a + b × 10^n, where a and b are integers.

Tags

CCSS.8.EE.A.3

Front

How do you convert a decimal to standard form?

Back

To convert a decimal to standard form, identify the non-zero digits, place the decimal point after the first non-zero digit, and express the number as a product of that digit and a power of 10.

Tags

CCSS.8.EE.A.3

Front

What is the order of operations in mathematics?

Back

The order of operations is a set of rules that determines the sequence in which calculations are performed: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right), often abbreviated as PEMDAS.

Tags

CCSS.7.NS.A.3

Front

What is the result of 8 + 5 x (42 ÷ 7) using the order of operations?

Back

The result is 78. First, calculate the division (42 ÷ 7 = 6), then multiply (5 x 6 = 30), and finally add (8 + 30 = 38).

Tags

CCSS.7.NS.A.3

Front

How do you divide a number by another number?

Back

To divide a number by another number, you determine how many times the divisor fits into the dividend.

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

Front

What is the result of 375 ÷ 5?

Back

The result is 75.

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CCSS.4.NBT.B.6

Front

What is multiplication?

Back

Multiplication is a mathematical operation that represents the repeated addition of a number.

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CCSS.3.OA.A.1

Front

What is the result of 24 x 16?

Back

The result is 384.

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CCSS.4.NBT.B.5

Front

What is a factor in mathematics?

Back

A factor is a number that divides another number without leaving a remainder.

Tags

CCSS.4.OA.B.4

Front

What are the factors of 5?

Back

The factors of 5 are 1 and 5.

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CCSS.4.OA.B.4