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astraxan [27]
3 years ago
9

describe two different ways that you could find the product 8 times 997 using mental math. Find the product and explain why your

methods work
Mathematics
1 answer:
Free_Kalibri [48]3 years ago
3 0

Answer:

First in your head multiply 8 by 7. this equals 56. now multiply 8 by 9 twice since there is two 9's. now you have two 72's. Add the 2's together from both 72's. now your numbers are 70, 70, 56 and 4. Add the four to your 5 which is now 96. split 96 between the 70's. not dividing just the two numbers. now you have 79, and 76. put together your numbers and your answer is 7976.

Step-by-step explanation:

You might be interested in
(07.03)
Eduardwww [97]

Answer:the answer is 1

Step-by-step explanation:

2(4y-1)=6

Divid by 2 on both sides

4y-1=3

Add 1 to both sides

4y=4

Divid both sides by 4

Y=0

4 0
3 years ago
A line has an x - intercept of 0. What is the y-intercept?
garri49 [273]
A line who's x-intercept is 0, would have a y-intercept that is also 0.

This is because, lines go in straight lines, and don't curve. So if it intercepts at 0 on x, it'll intercept at the origin, making the y-int 0.

I hope this helps!
6 0
3 years ago
Which completes the syllogism? If a polygon is a square, then it has four congruent sides. If a polygon has four congruent sides
Firdavs [7]
<span>D.if a polygon has four congruent sides, then it is a square. </span>
7 0
4 years ago
Which process will transform Figure H onto Figure K?
posledela

Answer:

Last option (bottom right)

Step-by-step explanation:

Rotate figure H 180° about the origin, then the figure will turn upside down and will be at quadrant 4, then translating it to 2 units right, you'll get figure K

Answered by GAUTHMATH

5 0
3 years ago
Circle any 2 factors of 400
Alexxandr [17]

A factor is a group of 2 or more numbers that can be multiplied to make a greater number.

The factors for 400 include:

1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200

When paired together:

(1, 400), (2, 200), (4, 100), (5, 80), (8, 50), (10,40), (16, 25), (20,20)

Prime factors:

1, 2, 5

6 0
3 years ago
Read 2 more answers
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