Challenge

-18-7

• -20

• 25

• 100

• -25

Answer explanation

+×- equal to -

+×+ equal to +

-×-equal to +

-×+ equal to -

(-100)+47+(-29)+(-11)

• 100

• -66

• -48

• 50

Smallest whole number is

• 1

• 2

• 5

• 0

The HCF of two number is 26 and their LCM is 5148. If one number is 572, find the other number.

• 600

• 234

• 284

• 456

Check divisible 7 or not 7021

• Yes

• No

• Yes

• No

The product of two numbers is 315375. If their HCF is 145, find their LCM.

• 6029

• 5145

• 2175

• 3245

• 90

• 110

• 100

• 99

Find the greatest 5 digit number divisible by 12,15,20,and 25.

• 14440

• 13350

• 10200

• 51698

• -10

• 30

• -4

• 65

Nikhilam of the 20589 which is correct

• 54211

• 79411

• 61311

• 56711

Answer explanation

Nikhilam of step is leave unit place substract all number from 9 and unit place is 10