Addition - Missing Value, 3 Digit, 2 Numbers (Level 1)

This math topic focuses on the skill of finding the missing value in addition equations involving three numbers, each consisting of up to three digits. The exercises present various configurations where students must determine the unknown addend to balance the equation correctly. Each question provides multiple-choice answers, helping learners to practice and solidify their basic arithmetic skills within the broader context of addition and subtraction of integers. This is a core part of mathematical foundations that emphasizes problem-solving and numeric reasoning.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

Addition - Missing Value, 3 Digit, 2 Numbers Worksheet

Math worksheet on 'Addition - Missing Value, 3 Digit, 2 Numbers (Level 1)'. Part of a broader unit on 'Addition and Subtraction of Integers - 2 and 3 Digit' Learn online: app.mobius.academy/math/units/addition_and_subtraction_integers_2_and_3_digit/

1

Solve for the missing value

a

190

b

207

c

177

d

203

e

165

f

2,010

2

Solve for the missing value

a

3,830

b

372

c

38,600

d

395

e

417

f

386

3

Solve for the missing value

a

9

b

968

c

859

d

854

e

741

f

86

4

Solve for the missing value

a

258

b

3

c

309

d

307

e

312

f

305

5

Solve for the missing value

a

351

b

283

c

316

d

320

e

415

f

304

6

Solve for the missing value

a

43,900

b

44

c

440

d

43,500

e

4

f

443

7

Solve for the missing value

a

159

b

128

c

1,560

d

177

e

178

f

138