Select ALL inverse operations for 11 − 7 = 4 11-7=4 1 1 − 7 = 4

11 − 4 = 7 11-4=7 1 1 − 4 = 7

Select ALL inverse operations for 24 + 5 = 29 24+5=29 2 4 + 5 = 2 9

29 − 5 = 24 29-5=24 2 9 − 5 = 2 4

29 − 24 = 5 29-24=5 2 9 − 2 4 = 5

24 − 5 = 19 24-5=19 2 4 − 5 = 1 9

5 + 24 = 29 5+24=29 5 + 2 4 = 2 9

Select ALL inverse operations for 199 − 99 = 100 199-99=100 1 9 9 − 9 9 = 1 0 0

100 + 99 = 199 100+99=199 1 0 0 + 9 9 = 1 9 9

99 + 100 = 199 99+100=199 9 9 + 1 0 0 = 1 9 9

199 − 100 = 99 199-100=99 1 9 9 − 1 0 0 = 9 9

100 − 99 = 1 100-99=1 1 0 0 − 9 9 = 1

Select ALL inverse operations for 30 + 50 = 80 30+50=80 3 0 + 5 0 = 8 0

80 − 30 = 50 80-30=50 8 0 − 3 0 = 5 0

80 − 40 = 40 80-40=40 8 0 − 4 0 = 4 0

50 + 30 = 80 50+30=80 5 0 + 3 0 = 8 0

Select ALL inverse operations for 345 + 65 = 410 345+65=410 3 4 5 + 6 5 = 4 1 0

410 − 65 = 345 410-65=345 4 1 0 − 6 5 = 3 4 5

410 − 345 = 65 410-345=65 4 1 0 − 3 4 5 = 6 5

65 + 345 = 410 65+345=410 6 5 + 3 4 5 = 4 1 0

345 + 41 = 650 345+41=650 3 4 5 + 4 1 = 6 5 0

Select ALL inverse operations for 5 + 5 = 10 5+5=10 5 + 5 = 1 0

10 − 5 = 5 10-5=5 1 0 − 5 = 5

10 + 5 = 15 10+5=15 1 0 + 5 = 1 5

Select ALL inverse operations for 3 + p = 15 3+p=15 3 + p = 1 5

15 − 3 = p 15-3=p 1 5 − 3 = p

15 − p = 3 15-p=3 1 5 − p = 3

15 + 3 = 18 15+3=18 1 5 + 3 = 1 8

3 + 15 = 18 3+15=18 3 + 1 5 = 1 8

Select ALL inverse operations for 25 + 21 = 46 25+21=46 2 5 + 2 1 = 4 6

46 − 21 = 25 46-21=25 4 6 − 2 1 = 2 5

46 − 25 = 21 46-25=21 4 6 − 2 5 = 2 1

46 + 21 = 67 46+21=67 4 6 + 2 1 = 6 7

67 − 21 = 46 67-21=46 6 7 − 2 1 = 4 6

Select ALL inverse operations for 20 − t = 14 20-t=14 2 0 − t = 1 4

14 + t = 20 14+t=20 1 4 + t = 2 0

t + 14 = 20 t+14=20 t + 1 4 = 2 0

20 + 14 = 34 20+14=34 2 0 + 1 4 = 3 4

14 + 14 = 28 14+14=28 1 4 + 1 4 = 2 8

Select ALL inverse operations for 3 + 30 = 33 3+30=33 3 + 3 0 = 3 3

33 − 30 = 3 33-30=3 3 3 − 3 0 = 3

33 − 3 = 30 33-3=30 3 3 − 3 = 3 0

30 + 3 = 33 30+3=33 3 0 + 3 = 3 3

30 − 3 = 27 30-3=27 3 0 − 3 = 2 7

Select ALL inverse operations for 450 − 27 = 423 450-27=423 4 5 0 − 2 7 = 4 2 3

423 + 27 = 450 423+27=450 4 2 3 + 2 7 = 4 5 0

27 + 423 = 450 27+423=450 2 7 + 4 2 3 = 4 5 0

450 + 27 = 477 450+27=477 4 5 0 + 2 7 = 4 7 7

450 + 423 = 873 450+423=873 4 5 0 + 4 2 3 = 8 7 3

Select ALL inverse operations for 2000 − 764 = 1236 2000-764=1236 2 0 0 0 − 7 6 4 = 1 2 3 6

1236 + 764 = 2000 1236+764=2000 1 2 3 6 + 7 6 4 = 2 0 0 0

2000 − 1236 = 764 2000-1236=764 2 0 0 0 − 1 2 3 6 = 7 6 4

2000 + 764 = 2764 2000+764=2764 2 0 0 0 + 7 6 4 = 2 7 6 4

2000 + 1236 = 3236 2000+1236=3236 2 0 0 0 + 1 2 3 6 = 3 2 3 6

Which equation could you use to check your answer to 15 + 17 = 32 15+17=32 1 5 + 1 7 = 3 2 ?

32 − 15 = 17 32-15=17 3 2 − 1 5 = 1 7

32 + 15 = 47 32+15=47 3 2 + 1 5 = 4 7

47 − 32 = 15 47-32=15 4 7 − 3 2 = 1 5

17 − 15 = 2 17-15=2 1 7 − 1 5 = 2

Which equation could you use to check your answer to 730 − 50 = 680 730-50=680 7 3 0 − 5 0 = 6 8 0 ?

680 + 50 = 730 680+50=730 6 8 0 + 5 0 = 7 3 0

780 − 50 = 730 780-50=730 7 8 0 − 5 0 = 7 3 0

730 + 50 = 780 730+50=780 7 3 0 + 5 0 = 7 8 0

680 − 50 = 630 680-50=630 6 8 0 − 5 0 = 6 3 0

Resource Library

Math

Mixed Operations

...

Inverse Operations (+/ )

Inverse Operations (+/-)

Authored by Anne ODoherty

Mathematics

3rd - 4th Grade

CCSS covered

Used 714+ times

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20 questions

Show all answers

MULTIPLE SELECT QUESTION

1 min • 1 pt

Select ALL inverse operations for
$11-7=4$

$11-4=7$

$4+7=11$

$7+4=11$

$7-4=3$

Tags

CCSS.HSA.REI.A.1

MULTIPLE SELECT QUESTION

1 min • 1 pt

Select ALL inverse operations for
$24+5=29$

$24-5=19$

$5+24=29$

$29-5=24$

$29-24=5$

Tags

CCSS.HSA.REI.A.1

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Select ALL inverse operations for
$199-99=100$

$199-100=99$

$99+100=199$

$100-99=1$

$100+99=199$

Tags

CCSS.3.NBT.A.2

MULTIPLE SELECT QUESTION

1 min • 1 pt

Select ALL inverse operations for
$30+50=80$

$80-30=50$

$80-40=40$

$8-5=3$

$50+30=80$

Tags

CCSS.3.NBT.A.2

MULTIPLE SELECT QUESTION

1 min • 1 pt

Select ALL inverse operations for
$345+65=410$

$65+345=410$

$410-65=345$

$410-345=65$

$345+41=650$

Tags

CCSS.3.NBT.A.2

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Fill in the blank:

Addition and subtraction are inverse operations because one ____________ the other.

Undoes

Looks like

Is easier than

Is harder than

Tags

CCSS.3.NBT.A.2

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What operation would you use to check your answer to a subtraction problem?

Addition

Multiplication

Division

Tags

CCSS.3.NBT.A.2

MULTIPLE SELECT QUESTION

1 min • 1 pt

Select ALL inverse operations for
$5+5=10$

$5+5=10$

$10+5=15$

$5-5=0$

$10-5=5$

Tags

CCSS.HSA.REI.A.1

10.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Select ALL inverse operations for
$3+p=15$

$15-p=3$

$15+3=18$

$3+15=18$

$15-3=p$

Tags

CCSS.6.EE.B.5

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Inverse Operations (+/-)

Select ALL inverse operations for 11−7=411-7=411−7=4

Select ALL inverse operations for 24+5=2924+5=2924+5=29

Select ALL inverse operations for 199−99=100199-99=100199−99=100

Select ALL inverse operations for 30+50=8030+50=8030+50=80

Select ALL inverse operations for 345+65=410345+65=410345+65=410

Fill in the blank:Addition and subtraction are inverse operations because one ____________ the other.

What operation would you use to check your answer to a subtraction problem?

Which operation would you use to check your answer to an addition problem?

Select ALL inverse operations for 5+5=105+5=105+5=10

Select ALL inverse operations for 3+p=153+p=153+p=15

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Discover more resources for Mathematics

Select ALL inverse operations for
$11-7=4$

Select ALL inverse operations for
$24+5=29$

Select ALL inverse operations for
$199-99=100$

Select ALL inverse operations for
$30+50=80$

Select ALL inverse operations for
$345+65=410$

Fill in the blank:

Addition and subtraction are inverse operations because one ____________ the other.

Select ALL inverse operations for
$5+5=10$

Select ALL inverse operations for
$3+p=15$