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