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exponent
arithmetic
fraction
algebra
hard or easy
100

22

4

100

7-49

-42

100

3/4 x 4/5=?

3/5

100

7X = 252

X = 36

100

(4x 8x747-7 000+80 000 x 56 x 44)3 x 0 +45 =?

45

200

73

343

200

(2+7) x 4 =

36

200

1/2+1/3=?

5/6

200

3X-7=44

X=17

200

what is formula for the area of a  circle?

Пr2

300

82+22

68

300

5 x 5 x 5 -15 

110

300

1/7+4

(improper fraction)

29/7 

300

4(X+7)=2 x 14

X= 0

300

3(4+7)2=?

363

400

452

2025

400

345-235 x (5+1)

-1 065

400

1/3 x 3+ 1/4 x 2 

3/2

400

3(X-11)=-4(X-11)

X = 11

400

34 + 312

1 042

500

93 x 42

11 664

500

(6 x 7)x(6 -3)- 10

116

500

(1/9+ 1/3)x 9

4

500

X + X +2X =321 - 73

X =62

500

6+6+7+2

21