Mental Maths
Busy at Maths pg. 119
Q. 4 a) €5 - (b)
Q. 4 b) (2.25) - (d)
Q. 4 c) €1.20 - (e)
Q. 4 d) €1.25 - (a)
Q. 4 e) €2 - (c)
Q.5 a) true b) true c) false d) false e) true f) false
Challenge:
S = 1.4
P = 1.47
O = 3.75
T = 2.015
T = 3
F = 6
O = 3.5
E = 1.5
S = 2.42
FOOTSTEPS
- 36.
- 4
- 3,200,000
- no
- 96
- 7.025l
- 1/8
- 2,310
- Triangle
- 3%, 0.3, 51%, 8 1/2
- B
- 20.36
- 203 cm
- 6
- 9
- 5/8, 1/8, 2/8 or 1/4
- ruler
- 34
- 45
- 6
- Upside down K
- 16.509
- 300
- 1/3, 1/2, 4/6, 8/9
- +3
Busy at Maths pg. 119
Q. 4 a) €5 - (b)
Q. 4 b) (2.25) - (d)
Q. 4 c) €1.20 - (e)
Q. 4 d) €1.25 - (a)
Q. 4 e) €2 - (c)
Q.5 a) true b) true c) false d) false e) true f) false
Challenge:
S = 1.4
P = 1.47
O = 3.75
T = 2.015
T = 3
F = 6
O = 3.5
E = 1.5
S = 2.42
FOOTSTEPS