Addition
Subtraction
Multiplication
Division
Fractions
100

500 + 600

1100

100

225-6

219

100

24 x 3

72

100

96 / 3

32

100
What number is 1/5 of 5

1

200

1200 + 925

2125

200

1000-98

902

200

99 x 12

1188

200

255/5

51

200

1/2+ 1/2 + 9/10 =

1 9/10 or 19/10

300

445 + 965

1410

300

12,001-1,300

10,701

300

25 x 50

1,250

300

8,600/4

2,150

300

3/7 รท 1/3


9/7

400

12,765 + 902

13,667

400

75,000- 25,975

49,025

400

740 x 87

64,380

400

965/5

193

400

102/25 as a mixed fraction is what?

4 2/25

500

100,562 + 989

101,551

500

578,101 - 194,129

383,972

500

1,626 x 225

365,625

500

12,354/60

205.9

500

In a school, 50% of the students are younger than 10, 120 of the students are 10 years old and 110 of the students are older than 10 but younger than 12, the remaining 70 students are 12 years or older. How many students are 10 years old ?  

The number of students who are 10 years old is 10.