puzzzle

1. 1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30
31 32 33 34 35 36 37 38 39 40
41 42 43 44 45 46 47 48 49 50
51 52 53 54 55 56 57 58 59 60
61 62 63 64 65 66 67 68 69 70
71 72 73 74 75 76 77 78 79 80
81 82 83 84 85 86 87 88 89 90
91 92 93 94 95 96 97 98 99 100
R
E
D
9 + 8 =
2 x 17 =
29 + 33 =
9 x 8 =
164 ÷ 2 =
Half of 20 =
6 x 3 =
39 - 20 =
54 + 37 =
70 - 17 =
5 + 5 + 5 =
64 ÷ 8 =
13 + 13 =
100 - 19 =
Double 26 =
3 x 3 =
75 - 32 =
4 + 3 =
Half of 32 =
100 ÷ 5 =
5 x 5 =
49 + 22 =
6 x 4 =
3 x 11 =
100 - 39 =
Double 21 =
184 ÷ 2 =
Y
E
L
L
O
W
42 - 6 =
41 + 42 =
9 x 5 =
Double 14 =
50 + 23 =
9 x 6 =
90 - 61 =
32 + 61 =
Half of 128 =
3 x 21 =
57 + 27 =
11 x 5 =
102 - 8 =
3 x 10 =
19 + 19 =
25 + 12 =
20 + 20 =
3 x 13 =
51 - 5 =
9 x 3 =
Half of 88 =
Double 37 =
7 x 5 =
G
R
E
E
N
49 + 9 =
Double 25 =
84 - 25 =
Half of 132 =
14 + 43 =
85 - 36 =
5 x 13 =
101 - 15 =
25 x 3 =
110 - 15 =
100 - 53 =
12 x 4 =
14 x 4 =
37 + 48 =
31 + 65 =
89 - 22 =
20 + 20 + 20 =
Double 38 =
B
L
U
E
Double 44 =
30 + 30 + 20 =
150 - 80 =
34 + 44 =
23 x 3 =
100 - 32 =
Double 49 =
100 - 3 =
101 - 24 =
34 + 45 =
Half of 174 =
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calculation below and colours the
grid using the correct colours.
SHEET B

2. 1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30
31 32 33 34 35 36 37 38 39 40
41 42 43 44 45 46 47 48 49 50
51 52 53 54 55 56 57 58 59 60
61 62 63 64 65 66 67 68 69 70
71 72 73 74 75 76 77 78 79 80
81 82 83 84 85 86 87 88 89 90
91 92 93 94 95 96 97 98 99 100
ANSWER - SHEET B