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Double-Double-Double Strategy Multiplication Eight Times Table
Eight Times Table trick of double-double-double.
PowerPoint with an animation showing the double-double-double strategy to help students work out answers when multiplying by 8.
Starts with some easier multiplications (1x8, 2x8, 5x8, 3x8),
Then covers all the x8 facts upto x12,
Then has some trickier numbers to multiply (two digit and three digits)
Includes 7 matching style differentiated worksheets
Also see my Multiplication Strategies pack which includes this trick and other common multiplication strategies;
https://www.tes.com/teaching-resource/mental-multiplication-strategies-11756501
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Times Tables PowerPoint (Times Two, Times One and Times Zero)
Made for my grade 3 class who are just starting to formally learn their times-tables.
Very visual resource using arrays with dots, hundred charts, step counting and various sum flashcards.
PowerPoint activity/presentation progressing in this slide order:
Counting in steps of two up to 120 from 0.
Count to 24 in steps of 2 with array being built.
100 square count in steps of two with pattern being revealed (2 sec each step).
100 square count in steps of two with pattern being revealed (1 sec each step).
Double the number with numbers in random order (doubling function in-out machine design).
2 times table with sum and array in order.
2 times table with sum and array turnaround in order.
2 times table with sum but no array
2 times table with sum and array out of order.
Answer shown and student to give sum.
Also included are the x0 and x1 timetables. Often overlooked when teaching multiplication, but essential to grasping a true understanding.
First slide is ‘times zero’ times table and shows a fixed golden zero with sum twisting in and out.
Emphasizing the rule that;
“When you multiply a number by zero, the answer is always zero”
Second slide is ‘times one’ times table and shows the multiplicand (the number being multiplied) emerging from itself and sliding over to the product (the answer)
Emphasizing the rule that;
“Any Number Times One is that Number / 1 x anything = itself”
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Division and Multiplication / Combining and Sharing Objects
Input-Output Tables to help relate multiplication and division.
PowerPoint focuses on building a connection between multiplication and division operations using an active model to reinforce the connection between the two operations.
Visual of the relationship between division and multiplication using input and output tables to show that division is sharing and multiplication is combining.
The PowerPoint is designed to encourage students to combine equal groups of clipart images to make a total (multiplication), as well as share a collection to form equal groups (division).
The PowerPoint uses a variety of public domain clipart images to act out a multiplication or division problems to encourage students to determine the total and reverse the action to determine the quotient and vice versa. Your students can make up little stories to help them understand each operation.
x3/÷3 & x4/÷4 Facts used (28 slides).
Includes differentiated worksheets for 3’s and 4’s facts
Multiplication Certificates
Gold, silver and bronze certificates for students who have learnt their multiplication tables to different levels.
Also includes the reverse side showing test results (you just need to delete ticks corresponding to results to match the front side)
Comes with a checklist / test sheet.
Levels are;
BRONZE
For being able to say a complete multiplication table in order.
e.g. "One times two is two. Two times two is four etc."
SILVER
For being able to give the product of the numbers multiplied together, out of order.
e.g. Q: “What is six x two?", "What is twelve x two?" etc.
GOLD
For giving facts when presented with the product only
e.g. “24?” “12 x 2”
Please rate and comment if you find them useful.
Division Inverse of Multiplication Speed Math
Beginner division speed math worksheets introducing/reinforcing division as being the inverse of multiplication - "Think multiplication" (to do division)
Files - 'speed division inverse of multiplication_worksheet1' & 2 present multiplication turnaround facts followed by matching inverse division facts in groups of 4.
e.g.
5 x 2 =
2 x 5 =
10 ÷ 2 =
10 ÷ 5 =
File - 'speed division inverse of multiplication_using multi to divide_missing multiplier2_4_6_8_9'
Present only one multiplication followed it's inverse division, in columns of facts for 2, 4, 6, 8, and 9 times tables:
e.g.
2s Facts
2 x ___ = 18
18 ÷ 2 =
2 x ___ = 14
14 ÷ 2 =
Other worksheet presents mixed problems with the multiplication having the missing multiplier
e.g
2 x ___ = 18
18 ÷ 2 =
Students are therefore encouraged to 'think multiplication' when doing division.
Square Numbers Introduction
Visual introduction to square number patterns . Useful as a visual introduction to exploring square numbers and/or as a lesson starter.
A square is slowly built by adding the next odd number of squares to the first to make a bigger square (number).
3 animated slides (don't bore your students too much, just use 1 a lesson)
*Slide 1 uses a growing pattern of odd numbers in an addition sentence (underneath the square) to create square numbers.
*Slide 2 uses the above plus the matching multiplication sentence.
*Slide 3 uses the visual and only the multiplication sentence.
I like to show slide 1 with just the addition sentence first off and impress my students with my quick fire maths skills ;-) "1+3+5+7+11+13+15+17+19+21+23 = 135". The following day I'll teach them the trick of multiplication. A few of my higher ability will be able to answer the addition sentences on their own at the end of a lesson.
You'll need a bit of patience as the squares reveal themselves.
Hope students around the world enjoy it (?) and that it makes multiplication that little more understandable.
Please rate and comment politely, all my resources are shared freely.
Times Table Speed Card Sorting Game
Simple against the clock sorting game for students to practice times tables.
Print onto card and get students to cut them out.
To play the game:
1) Turn cards upside down and mix them around
2) Begin turning them over and sorting them into the correct order when the stopwatch starts.
3) Record your time for each day of the week.
4) Keep cards in an envelope ready to play the following day.
I print one set for each pair of students in my class and they play as a teams against the other students in the class. (cooperative, social constructivist learning etc.) But can also be used as an individual fast finisher game.
Provided are cards for the 4 times table, as that is what my class are learning this week, but very easy to edit for any times table.
Provided three versions:
one with the 'x symbol, multiplicand. & = symbol' on one card (least number of pieces) [this version also includes 4 wrong answers to make it a little more difficult] ,
one with 2 digit product on one card (harder),
and one with each digit on separate cards (hardest, and also easiest for them to lose cards of ;-))
Number Line Review or Test Key Skills
Little test of key number line skills aimed at year 2 or 3.
Question 1: Identify numbers on a 700 - 800 number line
Question 2: Using relative position to locate numbers on a number line
Question 3: Working with relative position to find nearest 100
Question 4: Comparing and ordering three-digit numbers.
I will back to back print it on a three digit number ordering worksheet or a less than greater than worksheet.
Blank Numberlines
Blank 0-20 numberlines (with equal lines increasing by 1s) & 0-100 numberlines (with increases by fives and tens)
And one A4 page of 100 numberlines, with increases by 1s (small gray lines) and long black line showing steps of 10.
Use them how you wish...start at 0, start at 300, start at 900.
For students to fill in the numbers under or above the dashes.
I will print onto card and laminate, or stick on top of mini whiteboards and call out numbers for students to locate the number on the numberlines.
First Tally Chart
Simple tally chart recording. Stars, Hearts, and Smiley faces. Cross them out, tally them, record the total. With key.
Happy Monster 100 Squares
Bright and colourful missing numbers 100 squares. 1 with a large colourful smiley face. 1 with some monsters.
Number Word Writing Practice
Numbers words on a colourful worksheet.
Write each number word the corresponding number of times (e.g. write one:1 time, write two: 2 times etc)
1-10 on one page. 11-14 on one page. 15-17 on one page. 18-19 on one page. and 20 on one page.
Should keep 'em quiet for a while !!!???!!!
Pryamid Addition Puzzle Worksheets
My class really like these: add together the two numbers at the bottom that are in the same colour box. Then write the answers in the boxes in the middle. Add together the two numbers in the boxes and write the total in the star shape at the top.
Differentiated worksheets uploaded (easy/missing numbers/DIY blank etc.) Also easy to edit.
More or Less Number Line Up or Down
Find x more than using the number line, then write the addition sentences. Find x less than using the number line, then write the subtraction sentences.
Start number given. Students then fill in + or - and the other numbers to make the number sentences.
Please rate and comment.
Number Line Subtraction Monkey
Number line subtraction from 20.
Each question has an accompanying number line with a red start number and dot.
Lots of monkey clip art. (I use it with an excellent 'monkey subtraction to 10' Power Point >>> cut and paste:>> http://www.tes.co.uk/teaching-resource/Monkey-Subtraction-to-10-6309981/
Worksheet 2 has an additional page with lots of questions and only a few number lines.
Please comment and rate.
Visual Number Halves
halves. half. 1/2.
Look at the group of fruit and draw a line to make each group into two groups of equal quantity.
Then fill in the missing numbers below the clip art: Half of 6 is 3 etc.
Numberline in 2s and 5s. + Count Feet
Numberline. Step counting. 2's and 5&'s.
Jump along the number line in steps of 2 and steps of 5.
Also count the feet by counting in twos.
Numberline jump steps can be edited by typing new numbers under the number line.
PLUS: Counting in the stars by 2s or 5s with fireworks 2,4,6,8 who do we appreciate? The underpaid teacher!!!
First Bar Graph Maker
Tally the number of 1)shapes 2)fruit 3)stationary
Then make the bar graph in the bar graph outline below.
(Delete some of the clipart, or copy and paste some to change the data)
Number Bonds to Five
5 + 0 = 5, 4 + 1 = 5 ....I'm sure you know the rest?
Inside the table draw &'add&'; the required number of circles to make a total of five. Then fill in the addition sentence below the circles. Number bonds to five. Addition.
PLEASE RATE AND COMMENT
DIY visual subtraction
Simple idea, simple worksheet. Students enjoy it.
Grid format. In the space next to the subtraction sentence students draw what they like (simple circles? Sweeties?) and then cross out how many they need to take away, then count the remaining objects and write the answer into the sentence.
Easy to edit.