This math topic focuses on finding missing values in addition equations involving two-digit numbers. Learners practice solving problems where either addend or the sum is unknown. Examples include equations like "71 + ? = 157" and "? + 73 = 153." The equations belong to a broader unit on the addition and subtraction of integers using one and two-digit numbers. Each question offers multiple-choice answers to assess understanding and strengthen integer operation skills.
Work on practice problems directly here, or download the printable pdf worksheet to practice offline.
morePractice:
Add. Missing Value, 2 Digit, 1 Number
Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.
Solve for the missing value
Earned ?
Addition - Missing Value, 2 Digit, 1 Number Worksheet
| Math worksheet on 'Addition - Missing Value, 2 Digit, 1 Number (Level 2)'. Part of a broader unit on 'Addition and Subtraction of Integers - 1 and 2 Digit' Learn online: app.mobius.academy/math/units/addition_and_subtraction_integers_1_and_2_digit/ |
1
| Solve for the missing value |
a
| 94 |
b
| 78 |
c
| 110 |
d
| 93 |
e
| 88 |
f
| 95 |
2
| Solve for the missing value |
a
| 3,200 |
b
| 32 |
c
| 33 |
d
| 2,700 |
e
| 29 |
f
| 0 |
3
| Solve for the missing value |
a
| 82 |
b
| 77 |
c
| 73 |
d
| 64 |
e
| 62 |
f
| 71 |
4
| Solve for the missing value |
a
| 3,400 |
b
| 39 |
c
| 4 |
d
| 33 |
e
| 32 |
f
| 43 |
5
| Solve for the missing value |
a
| 4 |
b
| 37 |
c
| 43 |
d
| 46 |
e
| 39 |
f
| 47 |
6
| Solve for the missing value |
a
| 200 |
b
| 3 |
c
| 19 |
d
| 24 |
e
| 23 |
f
| 0 |
7
| Solve for the missing value |
a
| 85 |
b
| 1 |
c
| 77 |
d
| 80 |
e
| 75 |
f
| 78 |