Bases Pre-Algebra

Bases under 10 to Base 10

100

Convert 32₅ to Base 10

17

200

Convert 212₃ to Base 10

23

300

Convert 1101011₂ to Base 10

107

400

Convert 412₇ to Base 10

205

500

Convert 3142₉ to Base 10

2306

Base 10 to Bases under 10

100

Convert 45 to Base 4

231

200

Convert 39 to Base 2

100111

300

Convert 105 to Base 5

410

400

Convert 73 to Base 3

2201

500

Convert 534 to Base 8

1026

Add and Subtract with Base other than 10

100

43₈ + 32₈

75₈

200

145₆ + 342₆

531₆

300

781₉ - 523₉

257₉

400

222₅ + 432₅

1204₅

500

572₈ - 256₈

314₈

Bases over 10

100

Convert 42₁₆ to Base 10

66

200

Convert 172₁₀ to Base 16

10C₁₆

300

Convert 2EA₁₆ to Base 10

746₁₀

400

Convert 429₁₀ to Base 16

1AD₁₆

500

Convert ACE₁₆ to Base 10

2766₁₀