Question

Simplify these using suitable properties :

1. 18 × (-25) × 45
2. 30 × (-3) + (-7) × 30
3. (-15) × (-14) + (-15) × (-16)
4. 45 × 705

Guys plzz show the full formula of the answer as I'm giving lots of points for this

Answer 1

Hey mate!

Here's your answer!!

We will be using PEDMAS.....that is...

Parenthesis; Exponents; Multiply; Divide; Add; Subtract.

✲Kindly refer to the given attachment above.

$hope \: it \: helps \: you..$
✌ ✌ ✌


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Answer 2

only solutions


1. = -4500×45
= -202500


2.= 30×(-3) +(-7)×30
=(-90)-210
= -300

3. = -15× (-14) -(-15)×(-16)
=-15(-14+(-16)
=15(-14-16)
= 15(-30)
=450


4. = 45 × (700+5)
= (45×700) + (45×7)
= 31500+225
=31725




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