Teacher's Guide Module 1 - Maths Excellence

6.1 1 7 21 35 35 21 7 1
1 8 28 56 70 56 28 8 1
1 9 36 84 126 126 84 36 9 1
6.2.1 Answers may differ – it depends on the row chosen
6.2.2 The sum of the 2 numbers on top in the “triangle” is the third number below.
6.2.3 1; 2; 4; 8; 16; 32; 64; etc.
Answers multiply (x2)
6.2.4 512
7.1 1; 3; 6; 10
7.2
7.2 Sketch 5: 15
Sketch 6: 21
7.3.3.1 10 x (10 +1) ÷ 2
= 55
8.3.1 465
8.3.2 1 508
25 x (25 + 1) ÷ 2
= 325
LEARNING UNIT 3
1.
a) 23
b) 37
c) 39
d) 70
e) 10
f) 25
g) 46
h) 290
i) 7 800
j) 4 900
k) 2
l) 5
m) 20
n) 5
o) 36
p) 42
q) 29
r) 4
s) 200
t) 2