Add Units of Time

Years

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Question 1 of 7

1. Question
Add:

$3^\text{h}$ $12^\text{m}$

$+$ $2^\text{h}$ $15^\text{m}$
- (5) hours and (27) minutes
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Method 1

Add hour-to-hour and minute-to-minute.

$3^\text{h}$ $12^\text{m}$

$+$ $2^\text{h}$ $15^\text{m}$

$5^\text{h}$ $27^\text{m}$

$5$ hours and $27$ minutes

Method 2

You can also use the calculator to add time.

To add $3^\text{h}12^\text{m}$ and $2^\text{h}15^\text{m}$ , simply follow these steps:

$1.$ Press $3$

$2.$ Press DMS or $° ‘ ‘ ‘$

$3.$ Press $12$

$4.$ Press DMS or $° ‘ ‘ ‘$

$5.$ Press $+$

$6.$ Press $2$

$7.$ Press DMS or $° ‘ ‘ ‘$

$8.$ Press $15$

$9.$ Press DMS or $° ‘ ‘ ‘$

$10.$ Press $=$

The final answer is: $5$ hours and $27$ minutes

$5$ hours and $27$ minutes
Question 2 of 7

2. Question
Add:

$5^\text{h}$ $07^\text{m}$

$+$ $2^\text{h}$ $51^\text{m}$
- (7) hours and (58) minutes
Correct

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English
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Chapters

Method 1

Add hour-to-hour and minute-to-minute.

$5^\text{h}$ $07^\text{m}$

$+$ $2^\text{h}$ $51^\text{m}$

$7^\text{h}$ $58^\text{m}$

$7$ hours and $58$ minutes

Method 2

You can also use the calculator to add time.

To add $5^\text{h}07^\text{m}$ and $2^\text{h}51^\text{m}$ , simply follow these steps:

$1.$ Press $5$

$2.$ Press DMS or $° ‘ ‘ ‘$

$3.$ Press $7$

$4.$ Press DMS or $° ‘ ‘ ‘$

$5.$ Press $+$

$6.$ Press $2$

$7.$ Press DMS or $° ‘ ‘ ‘$

$8.$ Press $51$

$9.$ Press DMS or $° ‘ ‘ ‘$

$10.$ Press $=$

The final answer is: $7$ hours and $58$ minutes

$7$ hours and $58$ minutes

Question 3 of 7

Add:

	$4^\text{h}$	$30^\text{m}$
$+$	$8^\text{h}$	$30^\text{m}$

(13) hours

Question 4 of 7

Add:

	$5^\text{h}$	$43^\text{m}$
$+$	$3^\text{h}$	$52^\text{m}$

(9) hours and (35) minutes

Question 5 of 7

Add:

	$13^\text{h}$	$28^\text{m}$
$+$	$9^\text{h}$	$57^\text{m}$

(23) hours and (25) minutes

Question 6 of 7

Add:

	$6^\text{h}$	$05^\text{m}$
$+$	$4^\text{h}$	$59^\text{m}$

(11) hours and (04) minutes

Question 7 of 7

Add:

	$15^\text{h}$	$56^\text{m}$
$+$	$3^\text{h}$	$53^\text{m}$

(19) hours and (49) minutes

	$13^\text{h}$	$28^\text{m}$
$+$	$9^\text{h}$	$57^\text{m}$

	$22^\text{h}$	$85^\text{m}$
$=$	$22^\text{h}$	$($ $60^\text{m}$ $+25^\text{m})$	Simplify $85^\text{m}$ since it is greater than $60^\text{m}$
$=$	$22^\text{h}$	$($ $1^\text{h}$ $+25^\text{m})$	$60^\text{m}=1^\text{h}$
$=$	$23^\text{h}$	$25^\text{m}$	Add the two hours

	$6^\text{h}$	$05^\text{m}$
$+$	$4^\text{h}$	$59^\text{m}$

	$10^\text{h}$	$64^\text{m}$
$=$	$10^\text{h}$	$($ $60^\text{m}$ $+4^\text{m})$	Simplify $64^\text{m}$ since it is greater than $60^\text{m}$
$=$	$10^\text{h}$	$($ $1^\text{h}$ $+4^\text{m})$	$60^\text{m}=1^\text{h}$
$=$	$11^\text{h}$	$04^\text{m}$	Add the two hours

	$15^\text{h}$	$56^\text{m}$
$+$	$3^\text{h}$	$53^\text{m}$

	$18^\text{h}$	$109^\text{m}$
$=$	$18^\text{h}$	$($ $60^\text{m}$ $+49^\text{m})$	Simplify $109^\text{m}$ since it is greater than $60^\text{m}$
$=$	$18^\text{h}$	$($ $1^\text{h}$ $+49^\text{m})$	$60^\text{m}=1^\text{h}$
$=$	$19^\text{h}$	$49^\text{m}$	Add the two hours

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Quiz summary

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1. Question

Nice!

2. Question

Good Job!

3. Question

Nice!

4. Question

Excellent!

5. Question

Well Done!

6. Question

Perfect!

7. Question

Great Work!

Quizzes

	$3^\text{h}$	$12^\text{m}$
$+$	$2^\text{h}$	$15^\text{m}$

	$5^\text{h}$	$27^\text{m}$

	$5^\text{h}$	$07^\text{m}$
$+$	$2^\text{h}$	$51^\text{m}$

	$7^\text{h}$	$58^\text{m}$