Work through the levels in order. Type your answer and press Check — open the worked solution if you get stuck. Answers like -6, 3/4 or 0.25 are typed exactly as shown. A ⭐ Bonus Challenge at the end is extra credit — skip it if the rest was hard work.
Level 1 · Warm-up
1 Fill the gap: 1/2 = ▢/10
Show worked solution
×5 top and bottom → 5/10.
2 Simplify 6/9.
Show worked solution
÷3 top and bottom → 2/3.
3 Which is bigger: 2/5 or 1/2?
Show worked solution
In tenths: 4/10 vs 5/10 → 1/2.
Level 2 · Core
4 Fill the gap: 3/4 = 9/▢
Show worked solution
Top went ×3, so bottom ×3 → 12.
5 Convert 2½ kg to grams.
Show worked solution
2000 + 500 = 2500 g.
6 Which is bigger: 5/6 or 7/9? (eighteenths!)
Show worked solution
15/18 vs 14/18 → 5/6.
Level 3 · Challenge
7 A grid of 12 squares has 2 shaded. How many MORE to make ¾ shaded?
Show worked solution
¾ of 12 = 9; 9 − 2 = 7 more.
8 Leo spends ¼ of his money on a game and ⅛ on each snack. He has ⅜ left. How many snacks did he buy?
Show worked solution
Eighths: 8 − 2 − 3 = 3 eighths on snacks → 3 snacks.
9 Order smallest first: 2/3, 5/6, 7/12 (type like a,b,c)
Show worked solution
Twelfths: 8, 10, 7 → 7/12, 2/3, 5/6.