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Place Value - Missing a Place (Level 1)

This math topic focuses on understanding place value and the concept of missing numbers to form two-digit numbers. Students are presented with problems where they must determine the number that, when added to a given single or double-digit number, results in another specific two-digit number. This set of problems also helps reinforce basic addition skills while emphasizing the structure of number placement and values, leading to the broader topic of place value and rounding. These exercises are suitable for building foundational math skills in recognizing and completing numerical patterns.

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

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Place Value - Missing a Place

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


Find the missing number to create the 2 digit number

___ + 5 = 85

Place Value - Missing a Place Worksheet

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Math worksheet on 'Place Value - Missing a Place (Level 1)'. Part of a broader unit on 'Number Sense - Practice' Learn online: app.mobius.academy/math/units/number_sense_practice/
1
Find the missing number to create the 2 digit number
___ + 6 = 66
a
600
b
60
c
50
d
20
e
6
f
0
2
Find the missing number to create the 2 digit number
10 + ___ = 19
a
9
b
8
c
10
d
5
e
1
f
90
3
Find the missing number to create the 2 digit number
60 + ___ = 67
a
4
b
60
c
1
d
70
e
0
f
7
4
Find the missing number to create the 2 digit number
40 + ___ = 45
a
5
b
50
c
2
d
4
e
40
f
6
5
Find the missing number to create the 2 digit number
50 + ___ = 53
a
0
b
6
c
5
d
3
e
30
f
50
6
Find the missing number to create the 2 digit number
10 + ___ = 18
a
4
b
10
c
1
d
8
e
5
f
80
7
Find the missing number to create the 2 digit number
10 + ___ = 15
a
1
b
50
c
0
d
5
e
4
f
10