Multiplication Of Whole Numbers, Decimals, Squares And Square Roots Worksheet With Answers Page 4
ADVERTISEMENT
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41•
A timer
Homework activity
•
Three six-sided dice
Give the pupils card and/or paper to take home.
•
A4 card or paper for the homework activity.
Ask them to devise their own game involving
Starter activity
multiplying 2-digit numbers by multiples of 10
up to 90.
You will need a soft ball, or any other soft object
suitable for throwing. All pupils stand up. Start a
timer. Call out a multiplication or division question
Lesson 5
Pupil’s Book page 87
from the times table, for example: “What is seven
times eight?” or “What is thirty-six divided by six?”
Preparation
As you call the question, throw the ball to a pupil.
You will need to have:
The pupil catches the ball, works out the answer and
•
Drawn a 3 × 3 grid on the board
throws the ball back to you at the same time as they
•
A set of large 0 to 9 number cards
call out the answer. If their answer is correct, signal to
•
Two ten-sided dice for the starter activity.
the pupil to sit down. If their answer is not correct,
give the correct answer. The pupil remains standing.
Starter activity
You can differentiate the activity by asking pupils of
Give your pupils quick, oral questions on their
different abilities questions at an appropriate level of
times table facts. You can generate random times
difficulty. Continue asking questions until all pupils
table facts by rolling two ten-sided dice. For
are sitting down. Stop the timer.
example, a roll of 7 and 3 could give 7 × 3 or 3 × 7.
Play again, challenging the class to beat their
Read a zero as a ten.
previous time.
Lesson focus
Lesson focus
This lesson helps pupils identify where they would
Work through the three worked examples with
use multiplication in everyday life. Work through
your class. These examples demonstrate how to
the introductory text with your class, making sure
multiply whole numbers with up to two digits by
that your pupils understand the worked example.
a multiple of 10.
Give them practice in multiplying two 2-digit
whole numbers, including using a grid to keep
Then give the pupils practice in doing similar
track of their calculations. You could do this by
calculations on their own before asking them to
drawing a 3 × 3 grid on the board, which pupils
complete Exercise 3.
copy into their note books. Ask a volunteer to
draw four cards from a set of large 0 to 9 number
Answers
cards, and place them in the top row and left-hand
Exercise 3
column of the grid to make a multiplication. Do
1. a) 790; b) 1 360; c) 2 880; d) 480; e) 3 800;
the first couple of calculations together as a class,
f ) 3 800
gradually asking pupils to do more, until they are
working independently.
Assessment
When most pupils are able to do the calculations
without any help, move on to Exercise 4 on
Observe pupils as they complete the exercise.
Look at their answers to Exercise 3.
page 87 in the PB.
Ensure pupils can multiply 2-digit whole
Answers
numbers by multiples of ten up to 90.
Exercise 4
1. 490 pupils; 2. 960 seats; 3. 1 320 seconds;
Support activity
4. 312 bottles; 5. 6 490 pages
Ask pupils who are struggling to redo selected
questions from Exercise 3 using the grid method.
59
Unit 13: Multiplication of whole numbers
ADVERTISEMENT
0 votes
Related Articles
Related forms
Related Categories
Parent category: Education