math project Q4

adding and subtracting fractions

100

1/5+3/5(simplified)

1/5+3/5=4/5

200

24/50+20/50(Simplified)

24/50+20/50=24+20=44/50=22/25

300

3/4-8/12(simplified)

3/4-8/12

9/12-8/12=1/12

400

36/52+3/4(simplified)

36/52+3/4

=36/52+39/52

=75/52

500

312/500-216/250(simplified)

312/500-216/250

=312/500-432/500

=120/500

=6/25

adding and subtracting

100

29+51

29+51=80

200

548+846

  548

+846

=1394

300

8395-3471

  8395

-3471

=4924

400

71842+62946

   71842

+62946

=134788

500

767197-731892

  767197

-731892

=35305

multiplying

100

6x11

6x11=66

200

3x14

3x14=42

300

24x58

  24

x58

  192

+1200

=1392

400

531x35

    531

x    35

    2655

+15930

18585

500

870x216

  870

x216

      5220

      8700

+174000

=187820

dividing

100

100 divided by 10

100 divided by 10=10

200

22 divided by 2

22 divided by 2=11

300

160 divided by 4

160 divided by 4 =40(you must do long division but I don't know how to put in laptop)

400

144 divided by 3

144 divided by 3=489(must do long division but I don't know how to put In the laptop)

500

42048 divided by 9

42048 divided by 9=4672(must do long division but I don't know how to do it in the laptop

algebra

100

a+a

a+a=2a

200

8x+22x

8x+22x=20x

300

2b+3a+4b+5a

2b+3a+4b+5a=6b+8a

400

(7t)³

(7t)³=7t+7t+7t=21t³

500

(9e)⁴

(9e)⁴=9e+9e+9e+9e=36e⁴