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