Decimals
Fractions
Algebra
100

1.20+0.20

1.40

100

⅗+⅕

100

x=4

x+3

7

200

6.78x2

13.56

200

⁶⁄₈+⁴⁄₈ Simplified

200

x=7

x+2

9

300

16.32+18.34

34.66

300

⁶⁄₁₂+¹²⁄₁₂ Simplified

300

y=6

yx5

30

400

27.53x3

82.59

400

¹⁸⁄₂₀+⁶⁄₁₀ Simplified

400

y=8

yx9

72

500

49.56x4

198.24

500

8⁴⁄₁₂+6²³⁄₃₆

14³⁵⁄₃₆

500

y=14

yx46

644