Form 1 Math Revision Chapter 1

A lift going up 4 floors is written as ( ).

• +4

• -4

• 2

• -2

• -10

• +10

• 0

• -5

If a movement of a bicycle, 50m towards the right is written as 50 or +50, the movement of a bicycle, 70m towards the left is written as ( ).

• -70

• +70

• +35

• -35

• 3.75

• -9

• 0

• -10.5

Arrange -5, 3, -8, 6, 7 in ascending order.

• -8, -5, 3, 6, 7

• 7, 6, 3, -5, -8

• -5, -8, 3, 6, 7

• 7, 5, 6, -5, -8

Arrange -9, -2, -5, -7, -4 in descending order.

• -9, -7, -5, -4, -2

• -2, -4, -5, -7, -9

• -2, -4, -7, -5, -9

• -9, -7, -4, -5, -2

6 - (-11) =

• 17

• -5

• 5

• -17

-14 + 8 =

• 6

• -6

• -22

• 22

8 + (-10) =

• -2

• 2

• -18

• 18

-9 x 9 =

• -81

• 81

• 72

• -72