Show:
PLUS
SUBTRACT. DEC.
MULTIPLYING
DIVISION
Every think together
100

121+230

351

100

858-396

462

100

15x6

90

100

652:8=

81,5

100

12324+32412

 44736

200

158+1200

1358

200

178,3-56,4

121,9

200

210x12

2520

200

65817:1000=

65,817

200

5556,54-213,666

5342,874

300

156+300+89

545

300

893,08-136,59

756,49

300

64,1762x10000

641762

300

1478529630:10000000000=

0,1478529630

300

(6754x3)x8

162096

400

1537+168+1539

3244

400

1603,59-179,99

883,60

400

113x(50x21-50)=

113 000

400

332,21212177:9

36,9124579744

400

34256,56439:8,8

3892,79140795

500

1080+5788+4891

11659

500

(667-112)-331,8

223,2

500

312X=97344 

312

500

3267,45567980:8

408,431959975

500

Person 1 run 50m in 8,1 Person 2 8,9  Person 3

for 9,0 and   Person 4 for 9,8. What is the average of 10 metres?


1,79