Unit 1 Review: Number Sense

Unit 1 Review: Number Sense

By Cerise Kresher

• ​Dark Pink Unit 1A Number Sense Divider Tab​

• Light Purple Notes: Adding & Subtracting Decimals​

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Open your Math Notebook to:

Multiple Choice

When ADDING or SUBTRACTING decimals, you must first LINE UP the DECIMAL and drop it STRAIGHT DOWN into the ANSWER.

• True

• False

Multiple Choice

Find the exact difference.

1,289.4 - 67.38

• 61.66

• 1222.18

• 1222.02

• 141.64

• Light Blue Notes: Multiplying Decimals​

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Open your Math Notebook to:

Multiple Choice

When MULTIPLYING decimals, you MULTIPLY like normal and PUT the DECIMAL BACK in the answer.

• True

• False

Multiple Choice

Use the fact that 38 x 72 = 2,736.

What is 3.8 x 0.72?

• 273.6

• 27.36

• 2.736

• Light Green Notes: Long DIvision​

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Open your Math Notebook to:

Multiple Choice

Divide:

$$21,900\div25$$  

• 1040

• 876

• 800

• 884

• Yellow Notes: Long DIvision​ with Decimal in Divisor and Dividend

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Open your Math Notebook to:

Multiple Choice

Enter the exact quotient.

$$0.924\div0.06$$  

• 0.154

• 0.101

• 10.4

• 15.4

• Tan & Orange Notes: Multiplying & Dividing Fractions

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Open your Math Notebook to:

Multiple Choice

Enter the lowest whole number in the numerator to make the comparison true.

$$\frac{?}{5}>\frac{1}{4}$$  

• 1

• 2

• 3

• 4

Multiple Choice

A recipe requires 1/2 cup of flour for every batch of cookies.

How many full batches of cookies can be made with 5 1/2 cups of flour?

• 5

• 6

• 11

• $$\frac{11}{2}$$  

Poll

What was the most challenging concept for you?

• Adding and Subtracting Decimals

• Multiplying Decimals

• Long Division

• Dividing Decimals

• Dividing Fractions