Add & Subtract Variables Within 20 - Math Worksheet With Answer Key Page 15
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30Name:
Add & Subtract Variables within 20
Find the value of the letter.
A n s w e r s
16
1
6
12
1
1.
2
8
15
4
10
2.
9
15
4
1
7
1
17
1
17
12
3.
4.
15
Q =
1) Q = 10 + 5
12
P =
2) 8 + 4 = P
5.
9
K =
3) 17 = 8 + K
6.
8
B =
4) 12 + B = 20
7.
4
W =
5) 7 = 11 - W
8.
17
N =
6) 16 + 1 = N
9.
10
U =
7) 20 = U + 10
1
G =
8) 15 = 16 - G
10.
15
A =
9) A = 18 - 3
11.
1
S =
10) S + 18 = 19
12.
1
Z =
11) 18 - 17 = Z
13.
1
H =
12) 17 - 16 = H
14.
12
M =
13) 5 = M - 7
17
J =
14) J - 14 = 3
15.
7
L =
15) L = 19 - 12
16.
1
T =
16) T + 15 = 16
17.
6
Y =
17) 1 = Y - 5
18.
4
E =
18) 13 = E + 9
2
19.
F =
19) 9 = 7 + F
16
V =
20) V - 11 = 5
20.
1-10 95 90 85 80 75 70 65 60 55 50
Modified
6
Math
11-20 45 40 35 30 25 20 15 10 5
0
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