1. It’s All About That Base!

2. Convert to base 10 3422 five

3. Correct 487(3x125)+(4x25)+(2x5)+(2x1)=375+100+10+2=487

4. Convert to base 7 365 ten

5. correct 1031 seven 365/343=1R2222/49=0R49 22/7=3R11/1=1R0

6. Add 32 five 32 five +44 five

7. correct 131 five 4+2=66÷5=1R1 4+3+1=88÷5=1R3 1+0=1

8. Subract 5144 seven 5144 seven -3236 seven

9. correct 1605 seven 5 4 1 8 4 3 4 11 5 4 1 8 4 3 4 11 3 2 3 6 3 2 3 6

10. Multiply 45 seven 45 seven x23 seven

11. correct 1431 seven 3x5=15÷7=2R13x4+2=14÷7=2R0 2x5=10÷7=1R32x4+1=9÷7=1R2 201 201 +123 =1431

12. Divide 250 six ÷ 3 six

13. correct 54 six 250÷3 25=17 17÷3=5 5x3=15 15=23 250÷3 25=17 17÷3=5 5x3=15 15=23-23 20 20=12 12÷3=4 R0 20 20=12 12÷3=4 R0

14. “Go Homework, Go Homework, It’s your Birthday, It’s your Birthday…” p. 189-190 #13-37

15. Yikes! (in case of a tie…) 231 six 231 six X 57 eight Put your answer in base 13