Free practice on Numbers up to 500 for Class 3, following the Cameroon primary school curriculum (English subsystem). Every answer is explained, so a parent who is not sure of the answer can still help.
You already know numbers up to 100. Now we go higher! After 100 comes 101, 102, all the way to 500. Let us count by tens: 100, 110, 120, 130 …
100 — 110 — 120 — 130 — 140 — 150 — 160 — 170 — 180 — 190 — 200
To read a big number, break it into hundreds, tens and units. 235 is two hundred and thirty-five. 408 is four hundred and eight.
| Hundreds | Tens | Units |
|---|---|---|
| 2 | 3 | 5 |
Counting in bonds means skipping numbers. Bonds of 5: 5, 10, 15, 20 … Bonds of 6: 6, 12, 18, 24 … Bonds of 7: 7, 14, 21, 28 …
| Bonds of 5 | Bonds of 6 | Bonds of 7 |
|---|---|---|
| 5, 10, 15 | 6, 12, 18 | 7, 14, 21 |
| 20, 25, 30 | 24, 30, 36 | 28, 35, 42 |
| 35, 40, 45 | 42, 48, 54 | 49, 56, 63 |
Ascending means going up: 210, 220, 230. Descending means going down: 500, 490, 480. Think of climbing a hill (ascending) or coming back down (descending).
What number comes after 299?
Write your answer, then check below.
Answer: 300
What number comes before 450?
Write your answer, then check below.
Answer: 449
Count in 10s: 320, 330, 340, ___
Answer: C. 350
Count in 5s: 105, 110, 115, ___
Answer: B. 120
Make a bond of 6: 6 + 6 + 6 = ?
Write your answer, then check below.
Answer: 18
Make a bond of 7: 7 + 7 = ?
Write your answer, then check below.
Answer: 14
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