Whole Number
Equations
Factors (Multiply)
Greatest Common Divisor/Factors
Word Problem Equations
100

23,580 

What is a nearest integer of 23,500 ?

A.) 20,000

B.) 30,000

Ans. B.)30,000

100

17 - 5 = 12

Mathematical Sentences or Equation

Equations

100

Is 2 a factor 4 ? Why ?

Yes , because 4 is divisible by 2

100

Find the common divisors of the given number : 

6 , 12 & 24

6 = 1 2 3 6

12 = 1 2 3 4 6 12 

24 = 1 2 3 4 6 8 24

Same factors is = 1 2 3 6

The GCD/GCF is = 6

100
A durian seller has X number of durians. she sold 23 durians. how many durians does she have left ?

x - 23 = ?

200

Chang Rai Province has an area of 11,678 square kilometres. 

Find a integers

11,678 - 10,000

200

7 + 8 = 15 

True Equations or False Equations ?

True Equations

200

Select number that 2 is a factors


2 3 8 10 12 4 20 17 25 7 6 5

Ans : 2 8 10 12 4 20 6

200
Show working of common divisor / factors 

6 & 10

6 = 1 2 3 6

10 = 1 2 5 10

Same factor = 1 2

The GCD / GCF is = 2

200

Currently grandpa is Y years old . His grandson is 59 years old younger than him. His grandson is 5 years old. How old is grandpa ?

Ans : Y - 59 = 5

300

200,000 is the nearest 100,000 integer to...

195,000 OR 295,000 ?

Ans : 195,000

300

35 + 70 = 100 

True Equations or False Equations

False Equations

300

Factorization of number by division of following number

80

2 | 80 

2| 60 

2 | 40 

2 | 20 

5 | 10 

5 | 5

1

Answer: 2.2.2.2.5

300

Write same factor and GCD/GCF 

14 & 42

Ans : 

same factor = 1 2 7 14

GCF = 14

300

A shopkeeper have 150 eggs. he sold X number of eggs with 90 eggs left. How many eggs does he sell ?

Ans : 150 - X = 90

400

3,320,000 Find a integer

3,000,00 OR 4,000,000

Ans : 3,000,000

400

Write a Equation with unknown 

y - 5 = 7

x + 8 = 10

400

Select number that 5 is a factor :


5 51 115 35 54 65 95 80 

Answer : 5 35 80 95 65 115
400

21 35 and 42

FIND GCF by expanded

Ans :

21 = 1 3 7 21

35 = 1 5 7 35

42 = 1 2 3 6 7 14 21 42

same factors = 1 & 7 

the GCF is 7

400

Last Year there was a Z teak trees planted in a plantation. This year another 380 trees were planted, now there are 900 teak trees. How many tree were planted last year ?

Z + 380 = 900

500

Million integers 

57,910,000 kilo 

what is a integer ?

Ans : 58,000,000

500

Equations                                 Answer

k - 12 = 20                                8         32

Ans : 32

500

Select number that 10 is a factors : 

101 20 5 10 1,000 502 105

Ans : 20 10 1,000

500

find a prime factor

PRIME FACTOR OF 21 IS...


1 3 7 21

PRIME FACTOR IS : 3 & 7

500
Noppadol bough a house for a P baht . He already paid 250,000 baht, and still has to pay 580,000 baht more . how much did he buy the house for ?

P - 250,000 = 580,000

P = 580,000 + 250,000

P = 830,000

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