Lucky Dip
3 x 7 = ___ + 11
10
x+4=13
x=9
2k + 5 = 17
k=6
3a-5 = 4
a=3
z/6 - 8 = 2
z=60
What is the opposite of addition?
Subtraction
w-5=15
w=20
2a + 11 = 35
a=12
5m-7 = 23
m=6
y/9 - 15 = 5
y=180
23 + 31 = 6 x _____
9
7n=28
n=4
2r + 39 = 65
r=13
6k-5=43
k=8
z/6 - 14 = 3
z= 102
100+50 = ____ x 30
5
7h=-77
h=-11
12s + 27 = 171
s=12
4j-71=29
j=25
y/9 - 18 = 52
y= 630
Who are the best maths teachers ever?
Miss Nowell and Mr Polack
(2/5)d = 6
d= 15
19b + 314 = 1663
b=71
21q-39 = 234
q=13
d/10 - 83 = 64
d= 1470