Ôn tập - Maths

To the nearest 10, is this number rounded up or down? : 8164

• Rounded up

• Rounded down

To the nearest 10, is this number rounded up or down?: 1838

• Rounded up

• Rounded down

To the nearest 100, is this number rounded up or down?: 8392

• Rounded up

• Rounded down

To the nearest 100, is this number rounded up or down?: 4810

• Rounded up

• Rounded down

Complete the equation:

4126 - ... = 3121

Complete the equation:

... - 2129 = 4719

Complete the equation:

4291 + ... = 8012

What number does this abacus show?

Round this number to the nearest 10: 3017

• 3719

• 3720

• 3710

• 3700

Round this number to the nearest 100: 40184

• 40200

• 40180

• 40300

• 40190