Integers!
-6 - 5
= -11
(20 + 12) ÷ 4
= 8
when a=4
7 - a
= 3
when a=5
2a
= 10
when f=12
7f + 15
= 99
-7 + 4
= -3
50 + 6 × 11 − 4
= 112
when a=2 and b=10
a + b
= 12
when r=20
r ÷ 10
= 2
when a=3
a2 + 4
= 13
4 x -6
= -24
32 − 4 ÷ 2
= 7
m + n + 10
= 25
when x=3 and y=7
xy
= 21
when k=1
3(k + 4)
= 15
-66 ÷ -11
= 6
7 × 2 − (9 + 2) + 14
= 21
when f=12, g=5 and h=7
f - h + g
= 10
when s=35 and t=5
s ÷ t
= 7
when a=5 and s=7
(a + s)2
= 144
12 - -4
= 16
12 − (7 + 5 − 9)2 + 12 − (33 + 2)
= -31
when x=2, y=10 and z=4
100 - y + x + z
= 96
when d=6 and e=9
3d + 10e
= 108
when m=4, p=3 and q=2
m2 + 4p + q
= 30