Biggle Bangle Math Berries

Solve for X

100

2/7 = 6/x

x = 71

200

-5/9 = 10/x

X = -18

300

2/11 = x/22

X = 4

400

x+3/3 = x/8

X = -24/5

500

3/4x+2 = 5/x+9

X=1

Multiplication

100

1x2

2

200

15x15 

225

300

329 x 67

22043

400

28 x 0.25

7

500

0.0028 x 87

0.2436

Two Step Equations

100

9x - 3 = -129 

x=-14

200

3x - 8 =-41

x=11

300

9x + 7 = -65

x=-8

400

-x + 10 = 9 

x=1

500

19x + 10 = 86 

x=4

Pythagorean Theorem

100

13² + 9² = C²

250 = C²

200

12² + 9² = C²

15=C

300

12² + 13² = C²

17.7 = C

400

9² + 6² = C²

10.82 = C

500

10² + 6² = C²

11.66 = C

Proportions & Percentages

100

10/8 = n/10 

n = 100/8 or 12.5

200

7/5 = -x/3

x=21/-5

300

9/6=x/10

x=15

400

-4/3=8/x

x=3/4

500

7/b+5=10/5

-15/10