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

This math topic focuses on finding the missing value in addition equations involving three elements, where at least one of the three numbers is a three-digit figure. The problems are structured with one unknown integer, and the task is to determine this unknown from a selection of possible answers. This forms part of a broader study on addition and subtraction of integers with two and three digits. The problems aim to enhance skills in arithmetic operations and understanding equations, boosting both computational fluency and problem-solving abilities.

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

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Add. Missing Value, 3 Digit, 2 Numbers

Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.


Solve for the missing value

639+?+736=1816639 + ? + 736 = 1816

Addition - Missing Value, 3 Digit, 2 Numbers Worksheet

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Math worksheet on 'Addition - Missing Value, 3 Digit, 2 Numbers (Level 2)'. 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 LaTex expression showing 156 + 930 + ? = 1678
a
592
b
504
c
6
d
60
e
59
f
647
2
Solve for the missing value
A LaTex expression showing ? + 775 + 103 = 1797
a
92,300
b
91,500
c
9,230
d
765
e
943
f
919
3
Solve for the missing value
A LaTex expression showing 639 + ? + 736 = 1816
a
396
b
4,450
c
367
d
393
e
441
f
4
4
Solve for the missing value
A LaTex expression showing 615 + ? + 323 = 1365
a
462
b
427
c
43
d
4
e
439
f
371
5
Solve for the missing value
A LaTex expression showing ? + 677 + 745 = 1584
a
16
b
142
c
162
d
2
e
166
f
139
6
Solve for the missing value
A LaTex expression showing ? + 732 + 294 = 1199
a
173
b
1,770
c
139
d
177
e
157
f
169
7
Solve for the missing value
A LaTex expression showing 419 + 408 + ? = 1373
a
617
b
55
c
606
d
615
e
544
f
546