Skip to main content

Worksheet Worksheet

Instructions: Perform the given calculation mentally, then draw out a number line diagram to perform the calculation.

1.

Calculate \(48 - 23\) mentally and on a number line.

2.

Calculate \(75 - 38\) mentally and on a number line.

3.

Calculate \(62 - 15\) mentally and on a number line.

4.

Calculate \(53 - 47\) mentally and on a number line.

5.

Calculate \(61 - 28\) mentally and on a number line.

6.

Calculate \(83 - 71\) mentally and on a number line.

7.

Calculate \(48 - 29\) mentally and on a number line.

8.

Calculate \(378 - 227\) mentally and on a number line.

9.

Calculate \(283 - 149\) mentally and on a number line.

10.

Calculate \(314 - 178\) mentally and on a number line.