Worksheet: Adding Tens on a Number Line

In this worksheet, we will practice adding multiples of ten to a two-digit number using a number line with numbers up to 100.

Q1:

Adding multiples of 10 is easy with a number line.

Make two jumps of 10 to find the answer: 27+20=.

Q2:

We can use a number line to find the sum of 14+10.

Start at 14 and jump 10.

1 4 + 1 0 = ?

Q3:

Adding multiples of 10 is easy with a number line.

4 6 + 3 0 =

Q4:

Find 30 more than 49.

Fill in the blank: 49+30=.

Q5:

Find 10 more than 62. Use the number line to help you.

Q6:

Use a number line to find 50 more than 22.

Hint: Count in tens.

Q7:

Use the number line to calculate 90+10.

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