# Math Mammoth

• ## Fractions - add and subtract Play all

We start by converting mixed numbers to fractions and vice versa. Then, we add & subtract like fractions, and next add & subtract mixed numbers with like fractional parts. Then it is time to learn equivalent fractions in preparation to adding unlike fractions. Next, we add & subtract unlike fractions, and lastly we learn to compare fractions
• ### Mixed numbers to fractions and vice versa - Duration: 8 minutes, 16 seconds.

• 17,362 views
• 5 years ago
• ### Adding and Subtracting Like Fractions - Duration: 6 minutes, 29 seconds.

• 17,638 views
• 5 years ago
• ### Adding mixed numbers with like fractional parts - Duration: 8 minutes, 48 seconds.

• 8,326 views
• 5 years ago
• ### Subtracting mixed numbers (like fractional parts) - three methods - Duration: 8 minutes, 14 seconds.

• 3,898 views
• 5 years ago
• ### Equivalent fractions are easy - just split the pieces! (Grade 5 math) - Duration: 6 minutes, 5 seconds.

• 53,962 views
• 5 years ago
• ### Adding Unlike Fractions - Duration: 7 minutes, 20 seconds.

• 27,272 views
• 5 years ago
• ### Least common denominator - Duration: 11 minutes.

• 5,832 views
• 5 years ago
• ### Adding and subtracting mixed numbers - Duration: 10 minutes.

• 7,028 views
• 5 years ago
• ### Comparing fractions - four methods - Duration: 8 minutes, 42 seconds.

• 19,439 views
• 5 years ago
This item has been hidden
• ## Percent Play all

Learn all the basics of percent: what is percent, percentages into decimals, calculate percentages, how to solve basic percent word problems, sales tax, simple interest, percent of change, and relative difference (percent of comparison).
• ### Percent - Duration: 8 minutes, 12 seconds.

• 17,473 views
• 5 years ago
• ### Percent of a Number - Duration: 7 minutes, 4 seconds.

• 23,083 views
• 5 years ago
• ### Percent of a number using decimals - Duration: 5 minutes, 23 seconds.

• 27,816 views
• 5 years ago
• ### What percentage / How many percent? - Duration: 6 minutes, 10 seconds.

• 8,610 views
• 5 years ago
• ### How to solve basic percent word problems, part 1 - Duration: 6 minutes, 21 seconds.

• 178 views
• 3 months ago
• ### How to solve basic percent word problems, part 2 - Duration: 4 minutes, 56 seconds.

• 94 views
• 3 months ago
• ### How to calculate sales tax - Duration: 8 minutes, 20 seconds.

• 13,260 views
• 5 years ago
• ### A beginner lesson on how to calculate simple interest - Duration: 9 minutes, 28 seconds.

• 158 views
• 3 months ago
• ### How to calculate the percent of change (percent of increase or decrease) - Duration: 9 minutes, 47 seconds.

• 201 views
• 3 months ago
• ### Percent of Change - Applications - Duration: 7 minutes, 17 seconds.

• 1,304 views
• 5 years ago
• ### Relative difference or percentage difference - comparing values using a percentage - Duration: 6 minutes, 51 seconds.

• 137 views
• 3 months ago
This item has been hidden
• ## Inspiring! Play all

• ### RHINESTONES & RAINBOWS - www.INSPIRE4.com - HD 1920 X 1080 Video - Duration: 3 minutes, 41 seconds.

• 904 views
• 1 year ago
• ### SAILING THROUGH MY DREAMS (C) - www.INSPIRE4.com - Duration: 3 minutes, 13 seconds.

• 364 views
• 1 year ago
• ### THE SOWER_ PART 3- Mystery Explained; Live Actors & Illustrations - HD 1080 - Duration: 9 minutes, 42 seconds.

• 2,069 views
• 1 year ago
• ### LAND OF 1000 DANCES - 24K Gold Music Show - LIVE Performance - HD 1280 - Duration: 69 seconds.

• 826 views
• 1 year ago
• ### YOU GAVE ME A MOUNTAIN - 24K Gold Music Show LIVE - HD 1920 X 1080 - Duration: 90 seconds.

• 161 views
• 1 year ago
• ### The Rose's Teardrops - HeartCHEER - Duration: 2 minutes, 34 seconds.

• 3,214 views
• 1 year ago
• ### I Will Survive - LIVE Music Show - 24K Gold Music - Duration: 3 minutes, 37 seconds.

• 39,711 views
• 6 years ago
• ### YOU'RE THE ONE (C) - 24K Gold Music ORIGINALS - HD 1080 - Duration: 2 minutes, 49 seconds.

• 1,324 views
• 1 year ago
This item has been hidden
• ## Created playlists

• ### Telling time - Playlist

This item has been hidden
• ## My favorites from 24K Gold Play all

24K Gold songs that I like the best!
• ### I WILL ALWAYS LOVE YOU show sampler - 24K Gold Music - Duration: 110 seconds.

• 61,797 views
• 6 years ago
• ### I Will Survive - LIVE Music Show - 24K Gold Music - Duration: 3 minutes, 37 seconds.

• 39,711 views
• 6 years ago
• ### UNCHAINED MELODY show sampler - 24K Gold Music - Duration: 80 seconds.

• 97,821 views
• 6 years ago
• ### Amazing Grace - HeartCHEER Live - 24K Gold Music - Popular Inspirational/Gospel Classic - Duration: 3 minutes, 20 seconds.

• 3,466 views
• 1 year ago
• ### POWER OF LOVE Show Sampler - 24K Gold Music - Duration: 74 seconds.

• 5,566 views
• 5 years ago
• ### Down From His Glory - HeartCHEER Live - 24K Gold Music - Tune of O Sole Mio - Duration: 3 minutes, 16 seconds.

• 2,722 views
• 1 year ago
• ### TELL HIM show sampler - 24K Gold Music - Duration: 107 seconds.

• 102,702 views
• 6 years ago
• ### IF I CAN DREAM show sampler - 24K Gold Music - Duration: 72 seconds.

• 35,342 views
• 6 years ago
• ### In God We Trust - HeartCHEER Live - 24K Gold Music - Tune of Danny Boy - Duration: 4 minutes, 13 seconds.

• 1,991 views
• 1 year ago
• ### Burning Love - LIVE Music Show - 24K Gold Music - Duration: 2 minutes, 49 seconds.

• 40,364 views
• 6 years ago
• ### Safe From All Harm - 24K Gold Music ORIGINAL Song - HeartCHEER Live - Duration: 3 minutes, 33 seconds.

• 2,996 views
• 1 year ago
• ### THE WAY WE WERE - LIVE Performance- 24K Gold Music- Barbra Streisand Tribute - Duration: 105 seconds.

• 3,426 views
• 1 year ago
This item has been hidden
• ## Measuring Play all

Videos about different measuring units and conversions.
• ### Metric units of length (from millimeter to kilometer) - Duration: 8 minutes, 28 seconds.

• 6,401 views
• 4 years ago
• ### Measuring length to the nearest 1/8 inch and in centimeters/millimeters - Duration: 10 minutes.

• 25,984 views
• 4 years ago
• ### Conversions between inches, feet, and yards - Duration: 10 minutes.

• 27,376 views
• 5 years ago
• ### Measuring weight in the metric system - Duration: 8 minutes, 9 seconds.

• 2,823 views
• 5 years ago
• ### Measuring weight in customary units - Duration: 8 minutes, 6 seconds.

• 2,722 views
• 4 years ago
• ### Metric units of volume from milliliter to liter, plus word problems - Duration: 7 minutes, 28 seconds.

• 4,563 views
• 4 years ago
• ### Time units - Duration: 14 minutes.

• 3,343 views
• 4 years ago
• ### Measuring temperature - Celsius and Fahrenheit degrees - Duration: 5 minutes, 28 seconds.

• 8,772 views
• 4 years ago
This item has been hidden
• ## Telling time Play all

• ### Learn to tell time: whole and half hours - with hour hand only! - Duration: 3 minutes, 47 seconds.

• 1,777 views
• 1 year ago
• ### Tell time to whole and half hours - exercises (kindergarten/1st grade math) - Duration: 5 minutes, 24 seconds.

• 885 views
• 1 year ago
• ### Tell time to the whole and half hours - minute hand introduced - Duration: 9 minutes.

• 1,216 views
• 10 months ago
• ### AM and PM (morning and afternoon) hours - Duration: 6 minutes, 21 seconds.

• 4,073 views
• 11 months ago
• ### Telling time to the nearest 5 minutes - with numbers for the minute hand also - Duration: 8 minutes, 36 seconds.

• 3,381 views
• 1 year ago
• ### Telling time to the 5-minute intervals, part 2: numbers for minute hand; the tricky times made easy - Duration: 7 minutes, 47 seconds.

• 1,715 views
• 1 year ago
• ### Using "past" and "till" when telling time (analog clock) - Duration: 8 minutes, 34 seconds.

• 23,481 views
• 1 year ago
• ### Elapsed time - how many whole hours pass - Duration: 6 minutes, 39 seconds.

• 561 views
• 1 year ago
• ### Find the elapsed time - to the minute - 3rd grade math lesson - Duration: 8 minutes, 53 seconds.

• 4,554 views
• 1 year ago
• ### Elapsed time: how many minutes pass - Duration: 7 minutes, 32 seconds.

• 535 views
• 1 year ago
This item has been hidden
• ## Decimal arithmetic Play all

These videos go through all of the important decimal arithmetic: adding, subtracting, multiplying, dividing, comparing and rounding decimals, plus some problem solving. Great for grades 5, 6, and 7.
• ### Decimal place value and adding decimals, up to 2 decimal digits - Duration: 8 minutes.

• 890 views
• 6 months ago
• ### Decimal place value: thousandths - Duration: 8 minutes, 16 seconds.

• 1,695 views
• 6 months ago
• ### Add and subtract decimals mentally (with up to 3 decimal digits) - Duration: 10 minutes.

• 1,133 views
• 6 months ago
• ### Comparing decimals - Duration: 5 minutes, 50 seconds.

• 22,835 views
• 5 years ago
• ### Rounding Decimals - Duration: 9 minutes, 16 seconds.

• 1,461 views
• 5 years ago
• ### Multiplying decimals and whole numbers: scaling - Duration: 3 minutes, 44 seconds.

• 203 views
• 6 months ago
• ### Multiplying decimals by decimals: the shortcut - Duration: 6 minutes, 46 seconds.

• 296 views
• 6 months ago
• ### Divide decimals with mental math, part 1: sharing divisions (whole-number divisor) - Duration: 4 minutes, 42 seconds.

• 684 views
• 6 months ago
• ### Divide decimals with mental math, part 2: divisor is a decimal - Duration: 6 minutes, 19 seconds.

• 341 views
• 6 months ago
• ### Long division with decimals, plus fractions to decimals - Duration: 5 minutes, 20 seconds.

• 498 views
• 6 months ago
• ### How to divide decimals by decimals - simple explanation and why it works - Duration: 7 minutes, 48 seconds.

• 564 views
• 6 months ago
• ### Decimal division: problem solving - Duration: 5 minutes.

• 375 views
• 6 months ago
This item has been hidden
• ## Statistics Play all

An introduction to major concepts of statistics (distribution, measures of central tendency, measures of variation) and how to make some common statistical graphs (histogram, box-and-whisker plot, stem-and-leaf plot). The lessons cover statistical concepts usually studied in 6th-7th grade math, but they also work well for review or as beginner lessons for anyone who needs to learn these concepts.
• ### Understanding statistical variability and distributions - Duration: 7 minutes, 8 seconds.

• 1,535 views
• 1 year ago
• ### Mean, median, and mode - measures of central tendency - Duration: 9 minutes, 26 seconds.

• 927 views
• 1 year ago
• ### How to Make a Histogram and Calculate the Bin Width (grades 6-7 math) - Duration: 8 minutes, 11 seconds.

• 7,485 views
• 1 year ago
• ### How to Create a Boxplot (grades 6-7 math lesson) - Duration: 4 minutes, 31 seconds.

• 780 views
• 1 year ago
• ### Beginner lesson: stem-and-leaf plots - Duration: 9 minutes, 57 seconds.

• 1,136 views
• 1 year ago
• ### Measures of statistical variation: a beginner lesson - 6th/7th grade math - Duration: 10 minutes.

• 1,156 views
• 1 year ago
• ### Comparing Two Populations - Duration: 6 minutes, 58 seconds.

• 2,488 views
• 1 year ago
This item has been hidden
to add this to Watch Later