THMATH/P/2: COUNTING NUMBER (BOTH ASCENDING AND DESCENDING ORDER)

COUNTING NUMBERS (BOTH ASCENDING AND DESCENDING ORDER)

                               Counting numbers from 1-50

Counting and writing the number

Let us count and write the number

Writing the number before and after

Example 1

which number comes comes before and after 1?

0   1   2

0– is before 1

2– is after 1

1– is between 0 and 2

Example 2

which number comes before and after 5?

4 comes before 5

6 comes after 5

Try

What number comes after?

7, _____

13,_____

19,_____

Which number comes before?

_____,2

_____,11

_____,9

_____, 7

Place values (NUMERATION)

Tens and Ones

Draw tens and ones

Fill in the missing number.

1. T    O =

1      4        1 tens     4 ones

2.   T     O  =

5       6   _____tens         _______  Ones

3.  T       O =

8 ______tens ______Ones

4.  T       O =

6  ______tens _______Ones.

5.  T       O =

0 ______Tens ________Ones

6.  T      O =

0        8 ______Tens ______Ones.

7.      6    7   =______tens ______Ones

8.             3 = _____tens ______Ones

Fill in the missing numbers

1. ______tens _____Ones. 18
2. ______tens_____Ones 24
3. ______tens_____Ones. 7
4. ______tens _____Ones 30
5. _____= 4 tens 5 Ones
6. _____= 0 tens 6 Ones.
7. _____= 1 ten 9 Ones.

Find the number of abacus.

Counting numbers (both ascending & descending order)

51   52    53   54  55  56   57   58   59 60

61   62    63   64   65  66  67   68   69  70

71    72   73   74   75  76  77   78   79   80

81    82   83   84   85   86   87   88   89   90

91    92    93   94   95  96   97   98   99   100

Fill in the missing numbers.

62, 63, 64, ____,_____,67,68

80, 81, 82, ____,_____,_____,______87.

What number comes after?

53, ______,______

64,______,______

What number comes before?

______, 56

______, 73

Circle the bigger number

57 or 87

68 or 58

Place value (Hundred , tens and ones)

Fill in the missing number.

1. 138 = _____ hundred _____tens _____ones
2. 208 = _____hundreds _____tens_____ones
3. 63 = _____hundreds ______tens______ones
4. _____hundreds _______tens______ones 225
5. ______hundreds ______tens_____ones 48
6. 3 hundreds 4 tens 7 ones________
7. 1 hundreds 4 tens 7 ones = ______
8. _____= 2 hundreds O tens 4 Ones.
9. _____ = 4 hundreds 2 tens 6 ones.

Writing numbers in words

1. 6 = Six
2. 13  =
3. 14 =
4. 18 =
5. 10 =
6. 20=
7. 30=
8. 40=
9. 50 =
10. 60=
11. 70 =
12. 80=
13. 90=
14. 100 =

Writing numbers of hundreds in words.

1. 100 = One Hundred.
2. 200 =
3. 300=
4. 400=
5. 500=
6. 600=
7. 700=
8. 800=
9. 900=

Write in figures

One hundred thirty-five.

1 0 0

+ 3 5

Two hundred seventeen

2 0 0

+ 1 7

217

Five hundred twenty = _____

Six hundred twenty four = ____

Seventeen =_____

Thirty five = _____

Write in words.

1. 134 = 100 + 34  = One hundred thirty four.
2. 716 = 700 + 16 = seven hundred sixteen
3. 803 = 800 + 3 = Eight hundred three.
4. 430 = 400 + 30 = four hundred thirty.

Write the numbers shown on the abacus

Word problem

There were 130 pupils in a school 20 more pupils joined the same school. How many pupils are there altogether?

4 + 8 = _______          7 + 9 = ______ 10 + 12 =_______ 24 + 13=______ 11 + 10 = _______

22 + 33 = _____

Word problem.

Jane has 12 eggs, Ruth, has 7 eggs. How many eggs do they have altogether?

Jane has                      1     2 eggs

Ruth has                      +     7 eggs

All together they have   1      9 eggs.

Expand these number

1. 18 = 10 + 8
2. 45 = 40 + 5
3. 30 = 30 + 0
4. 110 = 100 + 10 +0
5. 234= 200 + 30 + 4
6. 309 = 300 + 0 + 9

Add using expanded form

Write number 101 – 150  (Both ascending & descending order)

101   102   103   104   105     106     107    108    109    110

111    112   113   114 115     116     117     118    119   120

121    122   123   124   125    126      127     128    129   130

131     132   133 134    135   136       137    138    139   140

141     142    143 144    145   146       147     148 149    150

Fill in the missing numbers

1. 104, _____, 106
2. 109, _____111,_____
3. _____, 114,_____
4. 120,____,122,_____,____

Circle the greater number.

1. 100 and    102
2. 118 and    108
3. 133 and    138
4. 143  and   146

Rearrange these numbers beginning with the smallest.

1. 66, 14, 80,22,9
2. 9,14, 22,66,80
3. 114,140,137,128
4. 122,106,144,149

Show each of the number on the abacus

1. 46
2. 702
3. 23
4. 812
5. 93
6. 06

Write the place values of the circled numbers.

2. Peter had 30eggs . he gave 10 eggs to Sara. How many eggs did Peter remain with?
3. Joanita had 15 books, she gave away 3 books. How many were left?
4. Agaba had 60 cows, 20 cows were stolen by thieves. How many cows remained?
5. Twenty take away ten equals = ________
6. Sixty five minus forty five =_________
7. My father bought 52 eggs. 20 eggs were broken. How many eggs remained?
8. What is the difference between 54 and 13?
9. What is 44 and 14 less?
10. Mable had 35 sweets. she gave 14 sweets to her friends. How many sweets did she remain with?

MULTIPLICATION

Multiplication is repeated addition.

2 x 2 = 4 (2 two’s)          3) 4  x  2 = ____     7) 8 x 2 = ____  10 x 2 =____       6 x 2 = _____

2  +  2  = 4                     4) 5  x  2  =____     8) 9 x 2 =_____  2  +   2  +  2   =  6

Multiplication of two (2) numbers.

Multiply the ones first 2 x 2 = 4  then multiply the tens 1 x 2 = 2

Multiplication of 3 numbers

Multiply the ones first

0 x 2 = 0

Multiply the tens second

0 x 2 = 0

Multiply the hundreds third

Adding using a number line

Example

4   +   2  =   6

1. 2 + 3  = __________
2. 5 +  2  =_________
3. 7 + 3=________
4. 6 +  2 =_______

Subtracting using a number line

Example

9  –  4  =  5

1. 6 – 4 = ____
2. 5 – 2 = ____
3. 8 – 3 =___
4. 7 – 5 = ___
5. 3 – 1 =____

Word problems involving multiplication

1. How many legs do 6 cats have (Adjust to two first ) Each cat has 4 legs. Therefore 6 x 4 = ___
2. How many eyes do 4 boy have?
3. One fly has 2 wings. How many wings do 3 flies have?
4. A rabbit has 2 eyes. How many eyes do 13 rabbits have?
5. Number patterns and sequence.

They include those which require counting forward or backwards. Fill in the missing numbers.

1. 1,2,___,4,5,____,7,____,____,10
2. 48,49,____,___,______,_____,_____55,56
3. 3,6,____,12,15,____,______
4. 20,15,____,5,_____