Show:
Multiplikation
Addition/subtraktion
Division
Overslag
Reduktion
100
25*50
What is 1250
100
256+487+33
What is 776
100
4285/5
What is 857
100
10*10*27+1
What is 2701
100
Reduktion af 3a+4-1a+8
What is 2a+12
200
38*76
What is 2888
200
5809+278+350
What is 6437
200
3997/7
What is 571
200
Overslag af 189+29+11+99
What is 330
200
Reduktion af 8 + 2(3x+4)
What 16+6x
300
2452*51*10
What is 1250520
300
10,34+45,54+11,75
What is 67,63
300
347-214-54
What is 106
300
Overslag af 209+290
What is 500
300
Reduktion af (a-8)+(2a-4)
What is 3a - 12
400
4*0,21
What is 0,84
400
752-457
What is 295
400
Peter tager bussen til skole to timer før det ringer. Busturen tager 1 time og 22 min og bagefter skal han gå 15 min. Hvor lang tid har Peter på skolen før det ringer?
What is 23 min
400
Overslag af 3049+153+380
What is 3600
400
(2x+3)-(1x+2)
What is 1x + 1
500
6*0,15*0,1
What is 0,09
500
7,6-2,6-1,8
What is 3,2
500
12,7-2,8-1,05
What is 8,85
500
Overslag af 3+7+2+8+1+9+4+6
What is 40
500
Reducer (x+3) * (x+8)
What is x2 + 8x + 3 x + 24= x2+11x + 24