15 Times itself Double it 30 % of this + 8 ÷11 Times by itself Minus 1

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Nice and easy
Bit more to it
Challenging
30
37
15
÷6
+ 29
Times itself
+9
5/6 of it
Double it
Double it
x4
30 % of this
÷7
5 % of it
+8
x8
Times by itself
÷11
Double it
+ 19
Times by itself
Double it
25 % of it
Minus 1
- 100
5/7 of it
÷ 12
¼ of this
x 16
x5½
Answer =
Answer =
Answer =
Nice and easy
Bit more to it
Challenging
30
37
15
30 ÷ 6 = 5
37 + 29 = 66
15 x 15 = 225
5 + 9 = 14
(5/6) x 66 = 55
225 + 225 = 450
14 + 14 = 28
55 x 4 = 220
0.3 x 450 = 135
28 ÷ 7 = 4
0.05 x 220 = 11
135 + 8 = 143
4 x 8 = 32
11 x 11 = 121
143 ÷ 11 = 13
32 + 32 = 64
121 + 19 = 140
13 x 13 = 169
64 + 64 = 128
0.25 x 140 = 35
169 – 1 = 168
128 – 100 = 28
(5/7) x 35 = 25
168 ÷ 12 = 14
28 ÷ 4 = 7
25 x 16 = 400
14 x 5 ½ = 77
Answer = 7
Answer = 400
Answer = 77