Addition, subtraction & money

Subtract: 375 - 9 = ?

Subtract: 342 - 6 = ?

Subtract a single digit from a 3-digit number: 251 - 7 = ?

Subtract: 460 - 8 = ?

Subtracting 375 - 9: the ones are 5 - 9, but 5 is too small. What do you do?

1. ARegroup 1 ten, so the ones become 15
2. BTake 5 away from 9 instead
3. CWrite 0 in the ones place

178 cartons of milk are delivered. 25 are damaged. How many can the store sell?

262 melons are delivered, but 37 are damaged. How many can the store sell?

Subtract: 250 - 34 = ?

The post office has 472 parcels. A van takes 267. How many parcels are still at the post office?

The post office has 683 parcels. A van takes 548. How many parcels are still at the post office?

384 children visit the museum. At 3 o'clock, 158 return to school. How many are still at the museum?

Subtract: 345 - 28 = ?

Estimate 178 - 25 by rounding each number to the nearest 10.

1. A160
2. B150
3. C140

Estimate 472 - 267 by rounding each number to the nearest 10.

1. A300
2. B100
3. C200

Subtract using the digits 5, 7 and 9 to make 579 - 3. What is 579 - 3?

1. A576
2. B579
3. C566

Use the digits 3, 9 and 7 to make 397 - 5. What is 397 - 5?

You already know how to subtract a 1-digit number from a 2-digit number. What is 64 - 8?

What is 84 - 6?

What is 46 - 8?

Which place do you start subtracting from in column subtraction?

1. Athe hundreds
2. Bthe tens
3. Cthe ones